517 Area Code in Michigan, United States
Description
Area code 517 covers south-central Michigan, including cities such as Lansing (the state capital), Jackson, East Lansing, and Charlotte. It was one of the original area codes created in 1947 and originally served a much larger region before being split to create area code 989 in 2001. The area includes Michigan State University and several key government institutions, making it a hub of education and public administration. It features a mix of urban, suburban, and rural communities. 517 remains a key part of Michigan’s telecommunications framework and is associated with stability, governance, and academic influence.
Time & Time Zone
Time zone:
Eastern (GMT -05:00) Current time:
Map
Major Cities
| City | Prefixes |
|---|---|
| | |
| | |
| | |
| | |
| | |
Counties
| County | Prefixes |
|---|---|
| Ingham | |
| Jackson | |
| Eaton | |
| Lenawee | |
| Hillsdale | |
| Clinton | |
| Livingston | |
| Calhoun | |
| Branch | |
| Shiawassee | |
| Ionia | |
| Barry | |
| Washtenaw | |
| Genesee | |
| Monroe | |
| Wayne | |
| Kalamazoo |
Telephone Carriers
| Carrier | Type | Prefixes (%) |
|---|---|---|
| Ameritech Michigan | Landline | 33% |
| Cellco Partnership Dba Verizon Wireless Mi | Wireless | 8% |
| Frontier North Inc Mi | Landline | 7% |
| Acd Telecom Inc Mi | Landline | 6% |
| Sprint Spectrum L P | Wireless | 6% |
| Frontier Communications Of Michigan Inc | Landline | 5% |
| Brooks Fiber Communications Of Michigan Mi | Landline | 3% |
| Telnet Worldwide Inc | Landline | 3% |
| Level 3 Communications Llc Mi | Landline | 3% |
| New Cingular Wireless Pcs Llc Il | Landline | 3% |
| American Messaging Am Inc | Wireless | 3% |
| Frontier Midstates Inc Mi | Landline | 3% |
| Tc 3 Telecom Inc Mi | Landline | 1% |
| Onvoy Inc Mi | Landline | 1% |
| Phone Michigan | Landline | 1% |
| Usa Mobility Wireless Inc | Landline | 1% |
| Local Exchange Carriers Of Michigan Inc Mi | Landline | 1% |
| Talk America Inc Mi | Landline | 1% |
| Sbc Internet Services Inc | Landline | 1% |
| Sand Creek Telephone Co | Landline | 1% |
| Omnipoint Communications Midwest Operations Llc | Wireless | 1% |
| Shiawassee Telephone Co | Landline | 1% |
| Centurytel Midwest Midwest Inc Dba Centurylink | Landline | 1% |
| Tds Metrocom Inc Mi | Landline | 1% |
| Ymax Communications Corp Mi | Landline | < 1% |
| Xo Communications Services Inc Mi | Landline | < 1% |
| First Communications Llc Mi | Landline | < 1% |
| At T Local | Landline | < 1% |
| Sigecom Llc Mi | Landline | < 1% |
| Westphalia Broadband Inc Mi | Landline | < 1% |
| Daystarr Llc Dba Daystarr Communications Mi | Landline | < 1% |
| Metro Pcs Inc | Wireless | < 1% |
| Michtel Communications Llc Mi | Landline | < 1% |
| Long Distance Of Michigan Inc Dba Ldmi Mi | Landline | < 1% |
| Communications Corp Of Michigan | Landline | < 1% |
| Neutral Tandem Michigan Llc Mi | Landline | < 1% |
| Cmc Telecom Inc Mi | Landline | < 1% |
| Comcast Phone Of Michigan Llc Mi | Landline | < 1% |
| Bandwidth Com Clec Llc Mi | Landline | < 1% |
| Clear Rate Communications Inc Mi | Landline | < 1% |
| Broadvox Clec Llc Mi | Landline | < 1% |
| Deerfield Farmers Telephone Company Mi | Landline | < 1% |
| Waldron Telephone Co | Landline | < 1% |
| Cynergycomm Net Inc Mi | Landline | < 1% |
| Teleport Communications America Llc Mi | Landline | < 1% |
| Deerfield Farmers Telephone Co | Landline | < 1% |
| Charter Fiberlink Michigan Llc Mi | Landline | < 1% |
| Lucre Inc | Landline | < 1% |
| Springport Telephone Co | Landline | < 1% |
| Ogden Telephone Co Mi | Landline | < 1% |
| Broadwing Communications Llc Mi | Landline | < 1% |
Prefixes
| Prefix | City | Carrier | Type |
|---|---|---|---|
| Lansing | Ameritech Michigan | Landline | |
| Gregory | Ameritech Michigan | Landline | |
| Cement City | Frontier Midstates, Inc. - Mi | Landline | |
| Concord | Acd Telecom, Inc. - Mi | Landline | |
| Morenci | Tc3 Telecom, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Grand Ledge | Acd Telecom, Inc. - Mi | Landline | |
| Mason | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Eaton Rapids | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Ann Arbor | Sprint Spectrum L.p. | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Howell | Xo Communications Services, Inc. - Mi | Landline | |
| Jasper | Sand Creek Telephone Co. | Landline | |
| Napoleon | Ameritech Michigan | Landline | |
| Grand Ledge | Frontier North, Inc. - Mi | Landline | |
| Adrian | Sprint Spectrum L.p. | Wireless | |
| Parma | Telnet Worldwide, Inc. | Landline | |
| Coldwater | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Coldwater | Level 3 Communications, Llc - Mi | Landline | |
| Dewitt | Westphalia Broadband, Inc. - Mi | Landline | |
| Lansing | Tds Metrocom Inc. - Mi | Landline | |
| Jackson | Acd Telecom, Inc. - Mi | Landline | |
| Blissfield | Ogden Telephone Co. Mi | Landline | |
| Pleasant Lake | Ameritech Michigan | Landline | |
| Lansing | Frontier North, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Jackson | American Messaging (am), Inc. | Wireless | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Clinton | Frontier North, Inc. - Mi | Landline | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Jackson | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Leslie | Ameritech Michigan | Landline | |
| Jonesville | Frontier Communications of Michigan, Inc. | Landline | |
| East Lansing | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Addison | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Eaton Rapids | Clear Rate Communications, Inc. - Mi | Landline | |
| Athens | Frontier North, Inc. - Mi | Landline | |
| Jackson | Level 3 Communications, Llc - Mi | Landline | |
| Lansing | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Charlotte | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Holt | Bandwidth.com Clec, Llc - Mi | Landline | |
| Reading | Frontier North, Inc. - Mi | Landline | |
| Howell | Level 3 Communications, Llc - Mi | Landline | |
| Hanover | Acd Telecom, Inc. - Mi | Landline | |
| Hillsdale | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jonesville | Telnet Worldwide, Inc. | Landline | |
| Howell | Bandwidth.com Clec, Llc - Mi | Landline | |
| Charlotte | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Stockbridge | Telnet Worldwide, Inc. | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Talk America Inc. - Mi | Landline | |
| Lansing | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Hillsdale | American Messaging (am), Inc. | Wireless | |
| Coldwater | Usa Mobility Wireless, Inc. | Landline | |
| Morenci | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Howell | Sprint Spectrum L.p. | Wireless | |
| East Lansing | Ameritech Michigan | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Albion | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Leslie | Ameritech Michigan | Landline | |
| Tekonsha | Level 3 Communications, Llc - Mi | Landline | |
| Holt | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Litchfield | Centurytel Midwest-midwest Inc Dba Centurylink | Landline | |
| Lansing | Phone Michigan | Landline | |
| Stockbridge | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Somerset Center | Acd Telecom, Inc. - Mi | Landline | |
| Clinton | Frontier North, Inc. - Mi | Landline | |
| Tipton | Frontier North, Inc. - Mi | Landline | |
| Charlotte | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Michigan Center | Acd Telecom, Inc. - Mi | Landline | |
| Pittsford | Frontier Communications of Michigan, Inc. | Landline | |
| Onondaga | Telnet Worldwide, Inc. | Landline | |
| Coldwater | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Palmyra | Frontier North, Inc. - Mi | Landline | |
| Reading | Telnet Worldwide, Inc. | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Adrian | Sprint Spectrum L.p. | Wireless | |
| Reading | Acd Telecom, Inc. - Mi | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Spring Arbor | Ameritech Michigan | Landline | |
| Lansing | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Clarklake | Frontier Communications of Michigan, Inc. | Landline | |
| Okemos | Ameritech Michigan | Landline | |
| Albion | Frontier Midstates, Inc. - Mi | Landline | |
| Mason | Level 3 Communications, Llc - Mi | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Blissfield | Telnet Worldwide, Inc. | Landline | |
| Bronson | Level 3 Communications, Llc - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Eaton Rapids | Talk America Inc. - Mi | Landline | |
| Mulliken | Acd Telecom, Inc. - Mi | Landline | |
| Parma | Frontier Midstates, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Sunfield | Ameritech Michigan | Landline | |
| Lansing | Sprint Spectrum L.p. | Wireless | |
| Perry | Sprint Spectrum L.p. | Wireless | |
| Fowlerville | American Messaging (am), Inc. | Wireless | |
| Laingsburg | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Level 3 Communications, Llc - Mi | Landline | |
| Palmyra | Level 3 Communications, Llc - Mi | Landline | |
| Camden | Acd Telecom, Inc. - Mi | Landline | |
| Clarklake | Acd Telecom, Inc. - Mi | Landline | |
| Bancroft | Shiawassee Telephone Co. | Landline | |
| Hudson | Frontier Midstates, Inc. - Mi | Landline | |
| Charlotte | Sprint Spectrum L.p. | Landline | |
| Fowlerville | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jackson | Frontier Communications of Michigan, Inc. | Landline | |
| Hillsdale | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Clinton | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Adrian | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Haslett | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Okemos | Ameritech Michigan | Landline | |
| Lansing | Broadvox-clec, Llc - Mi | Landline | |
| Brooklyn | Sprint Spectrum L.p. | Wireless | |
| Mason | Ameritech Michigan | Landline | |
| Howell | Teleport Communications America, Llc - Mi | Landline | |
| Webberville | Shiawassee Telephone Co. | Landline | |
| Lansing | Usa Mobility Wireless, Inc. | Landline | |
| Montgomery | Frontier Communications of Michigan, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Okemos | Ameritech Michigan | Landline | |
| Lansing | Onvoy, Inc. - Mi | Landline | |
| Okemos | Ameritech Michigan | Landline | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Howell | Bandwidth.com Clec, Llc - Mi | Landline | |
| Jonesville | Frontier Communications of Michigan, Inc. | Landline | |
| Clayton | Communications Corp. of Michigan | Landline | |
| Jackson | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Adrian | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jackson | Ameritech Michigan | Landline | |
| Howell | Comcast Phone of Michigan, Llc - Mi | Landline | |
| Frontier | Frontier Communications of Michigan, Inc. | Landline | |
| Jackson | Sprint Spectrum L.p. | Landline | |
| Pittsford | Acd Telecom, Inc. - Mi | Landline | |
| Burlington | Frontier Midstates, Inc. - Mi | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Onsted | Frontier Communications of Michigan, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Jackson | Omnipoint Communications Midwest Operations Llc | Wireless | |
| Jackson | Sprint Spectrum L.p. | Landline | |
| Addison | Telnet Worldwide, Inc. | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Tecumseh | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Dimondale | Ameritech Michigan | Landline | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Adrian | Sprint Spectrum L.p. | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Spring Arbor | Sprint Spectrum L.p. | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Laingsburg | Frontier North, Inc. - Mi | Landline | |
| Lansing | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Lansing | Sbc Internet Services, Inc. | Landline | |
| Howell | Sprint Spectrum L.p. | Wireless | |
| Charlotte | Level 3 Communications, Llc - Mi | Landline | |
| Olivet | Springport Telephone Co. | Landline | |
| Charlotte | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Jerome | Ameritech Michigan | Landline | |
| Charlotte | Telnet Worldwide, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Hillsdale | Ameritech Michigan | Landline | |
| Hudson | Frontier North, Inc. - Mi | Landline | |
| Hanover | Frontier Communications of Michigan, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Grass Lake | Frontier North, Inc. - Mi | Landline | |
| North Adams | Acd Telecom, Inc. - Mi | Landline | |
| Stockbridge | Acd Telecom, Inc. - Mi | Landline | |
| Osseo | Frontier Communications of Michigan, Inc. | Landline | |
| Spring Arbor | Acd Telecom, Inc. - Mi | Landline | |
| Grass Lake | Acd Telecom, Inc. - Mi | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Tecumseh | Landline | ||
| Tecumseh | Frontier North, Inc. - Mi | Landline | |
| Mason | Talk America Inc. - Mi | Landline | |
| Okemos | Ameritech Michigan | Landline | |
| Hudson | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Holt | Acd Telecom, Inc. - Mi | Landline | |
| Howell | Telnet Worldwide, Inc. | Landline | |
| Jonesville | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Neutral Tandem-michigan, Llc - Mi | Landline | |
| Holt | Talk America Inc. - Mi | Landline | |
| Haslett | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Mulliken | Centurytel Midwest-midwest Inc Dba Centurylink | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Stockbridge | Frontier Midstates, Inc. - Mi | Landline | |
| Fowlerville | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jackson | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Osseo | Acd Telecom, Inc. - Mi | Landline | |
| Pittsford | Frontier Communications of Michigan, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Hillsdale | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Dimondale | Ameritech Michigan | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Quincy | Level 3 Communications, Llc - Mi | Landline | |
| Fowlerville | Landline | ||
| Jackson | Phone Michigan | Wireless | |
| Jackson | Ameritech Michigan | Landline | |
| Lansing | Cynergycomm.net, Inc. - Mi | Landline | |
| Litchfield | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Vermontville | Acd Telecom, Inc. - Mi | Landline | |
| Charlotte | Ameritech Michigan | Landline | |
| Charlotte | Sprint Spectrum L.p. | Wireless | |
| Jackson | Ameritech Michigan | Landline | |
| Okemos | Ameritech Michigan | Landline | |
| Osseo | Frontier Communications of Michigan, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Tecumseh | Telnet Worldwide, Inc. | Landline | |
| Mason | Frontier Midstates, Inc. - Mi | Landline | |
| Parma | Level 3 Communications, Llc - Mi | Landline | |
| Coldwater | Frontier North, Inc. - Mi | Landline | |
| Waldron | Acd Telecom, Inc. - Mi | Landline | |
| Tipton | Frontier North, Inc. - Mi | Landline | |
| Fowlerville | Ameritech Michigan | Landline | |
| Dimondale | Comcast Phone of Michigan, Llc - Mi | Landline | |
| Jackson | Tds Metrocom Inc. - Mi | Landline | |
| Laingsburg | Frontier North, Inc. - Mi | Landline | |
| Palmyra | Frontier North, Inc. - Mi | Landline | |
| Laingsburg | Acd Telecom, Inc. - Mi | Landline | |
| Jackson | Sprint Spectrum L.p. | Wireless | |
| Parma | Acd Telecom, Inc. - Mi | Landline | |
| Portland | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Albion | Sigecom, Llc - Mi | Landline | |
| Tecumseh | Tc3 Telecom, Inc. - Mi | Landline | |
| Lansing | Level 3 Communications, Llc - Mi | Landline | |
| Howell | Phone Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Hillsdale | Long Distance of Michigan, Inc. Dba Ldmi - Mi | Landline | |
| Webberville | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Jackson | Usa Mobility Wireless, Inc. | Landline | |
| Jackson | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| East Lansing | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Coldwater | Frontier North, Inc. - Mi | Landline | |
| Tekonsha | Lucre, Inc. | Landline | |
| Tekonsha | Level 3 Communications, Llc - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Charlotte | Landline | ||
| Hudson | Telnet Worldwide, Inc. | Landline | |
| Okemos | Ameritech Michigan | Landline | |
| Perry | Daystarr, Llc Dba Daystarr Communications - Mi | Landline | |
| Montgomery | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Onsted | Landline | ||
| Howell | Usa Mobility Wireless, Inc. | Landline | |
| Shaftsburg | Shiawassee Telephone Co. | Landline | |
| Dansville | Telnet Worldwide, Inc. | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Bronson | Level 3 Communications, Llc - Mi | Landline | |
| Fowlerville | Frontier Midstates, Inc. - Mi | Landline | |
| Waldron | Waldron Telephone Co. | Landline | |
| Okemos | Ameritech Michigan | Landline | |
| Dewitt | Acd Telecom, Inc. - Mi | Landline | |
| Coldwater | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Coldwater | Sprint Spectrum L.p. | Wireless | |
| Lansing | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Hillsdale | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| East Lansing | Usa Mobility Wireless, Inc. | Landline | |
| Howell | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Wireless | ||
| Lansing | Ameritech Michigan | Landline | |
| East Lansing | Usa Mobility Wireless, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Adrian | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Howell | Michtel Communications Llc - Mi | Landline | |
| Eagle | Frontier North, Inc. - Mi | Landline | |
| Horton | Frontier Communications of Michigan, Inc. | Landline | |
| Springport | Acd Telecom, Inc. - Mi | Landline | |
| Leslie | Acd Telecom, Inc. - Mi | Landline | |
| Reading | Frontier Communications of Michigan, Inc. | Landline | |
| Howell | Sprint Spectrum L.p. | Wireless | |
| Lansing | Comcast Phone of Michigan, Llc - Mi | Landline | |
| Lansing | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Deerfield | Deerfield Farmers' Telephone Company - Mi | Landline | |
| Charlotte | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Dansville | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Bronson | Frontier North, Inc. - Mi | Landline | |
| Lansing | Frontier North, Inc. - Mi | Landline | |
| Howell | Ameritech Michigan | Landline | |
| Haslett | Omnipoint Communications Midwest Operations Llc | Wireless | |
| Lansing | Level 3 Communications, Llc - Mi | Landline | |
| Onondaga | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Sand Creek | Landline | ||
| Haslett | Ameritech Michigan | Landline | |
| Howell | American Messaging (am), Inc. | Wireless | |
| Eaton Rapids | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Waldron | Deerfield Farmers' Telephone Company - Mi | Landline | |
| Fowlerville | Level 3 Communications, Llc - Mi | Landline | |
| Munith | Frontier Midstates, Inc. - Mi | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Britton | Frontier North, Inc. - Mi | Landline | |
| Detroit | Omnipoint Communications Midwest Operations Llc | Wireless | |
| Jonesville | Level 3 Communications, Llc - Mi | Landline | |
| Portland | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jackson | Ameritech Michigan | Landline | |
| Hillsdale | American Messaging (am), Inc. | Wireless | |
| Holt | Sbc Internet Services, Inc. | Landline | |
| Lansing | Omnipoint Communications Midwest Operations Llc | Wireless | |
| Williamston | Acd Telecom, Inc. - Mi | Landline | |
| Hillsdale | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Stockbridge | Ameritech Michigan | Landline | |
| Lansing | Usa Mobility Wireless, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Jackson | Sprint Spectrum L.p. | Wireless | |
| Fenton | Ameritech Michigan | Landline | |
| Lansing | Onvoy, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Sprint Spectrum L.p. | Wireless | |
| Lansing | Metro Pcs, Inc. | Wireless | |
| Lansing | Clear Rate Communications, Inc. - Mi | Landline | |
| Howell | American Messaging (am), Inc. | Wireless | |
| Jackson | At&t Local | Landline | |
| Lansing | Frontier North, Inc. - Mi | Landline | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Tecumseh | Sprint Spectrum L.p. | Wireless | |
| Sunfield | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Michigan Center | Sbc Internet Services, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Level 3 Communications, Llc - Mi | Landline | |
| Palmyra | Frontier North, Inc. - Mi | Landline | |
| Tekonsha | Frontier Midstates, Inc. - Mi | Landline | |
| Holt | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Albion | Level 3 Communications, Llc - Mi | Landline | |
| Lansing | Talk America Inc. - Mi | Landline | |
| Albion | Landline | ||
| Durand | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Coldwater | Telnet Worldwide, Inc. | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Albion | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Stockbridge | Telnet Worldwide, Inc. | Landline | |
| Lansing | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Okemos | Sprint Spectrum L.p. | Wireless | |
| Blissfield | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Jonesville | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Adrian | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Albion | Telnet Worldwide, Inc. | Landline | |
| Jonesville | Centurytel Midwest-midwest Inc Dba Centurylink | Landline | |
| Leslie | Level 3 Communications, Llc - Mi | Landline | |
| Albion | At&t Local | Landline | |
| Charlotte | Acd Telecom, Inc. - Mi | Landline | |
| Homer | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Williamston | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Fowlerville | Acd Telecom, Inc. - Mi | Landline | |
| Fenton | Ameritech Michigan | Landline | |
| Dimondale | Ymax Communications Corp. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Clinton | Tc3 Telecom, Inc. - Mi | Landline | |
| Howell | Sprint Spectrum L.p. | Wireless | |
| Charlotte | American Messaging (am), Inc. | Wireless | |
| Adrian | Omnipoint Communications Midwest Operations Llc | Wireless | |
| Stockbridge | Frontier Midstates, Inc. - Mi | Landline | |
| Howell | Broadwing Communications, Llc - Mi | Landline | |
| Tekonsha | Telnet Worldwide, Inc. | Landline | |
| Potterville | Acd Telecom, Inc. - Mi | Landline | |
| Jackson | Teleport Communications America, Llc - Mi | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Ameritech Michigan | Landline | |
| Haslett | Frontier North, Inc. - Mi | Landline | |
| Blissfield | Deerfield Farmers Telephone Co. | Landline | |
| Vermontville | Ameritech Michigan | Landline | |
| Jackson | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Palmyra | Frontier North, Inc. - Mi | Landline | |
| Reading | Charter Fiberlink - Michigan, Llc - Mi | Landline | |
| Burlington | Level 3 Communications, Llc - Mi | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Dewitt | Onvoy, Inc. - Mi | Landline | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Stockbridge | Acd Telecom, Inc. - Mi | Landline | |
| Hillsdale | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Bandwidth.com Clec, Llc - Mi | Landline | |
| Albion | Ameritech Michigan | Landline | |
| Hillsdale | Telnet Worldwide, Inc. | Landline | |
| Lansing | American Messaging (am), Inc. | Wireless | |
| Michigan Center | Ameritech Michigan | Landline | |
| Bath | Acd Telecom, Inc. - Mi | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Dansville | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Haslett | Acd Telecom, Inc. - Mi | Landline | |
| Portland | Ameritech Michigan | Landline | |
| Mason | First Communications, Llc - Mi | Landline | |
| Palmyra | Frontier North, Inc. - Mi | Landline | |
| Adrian | Usa Mobility Wireless, Inc. | Landline | |
| Howell | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Dansville | Sprint Spectrum L.p. | Wireless | |
| Mason | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Dansville | Cmc Telecom, Inc. - Mi | Landline | |
| Quincy | Frontier North, Inc. - Mi | Landline | |
| Lansing | Telnet Worldwide, Inc. | Landline | |
| Holt | Tds Metrocom Inc. - Mi | Landline | |
| Potterville | Level 3 Communications, Llc - Mi | Landline | |
| Dimondale | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Bronson | Frontier North, Inc. - Mi | Landline | |
| Hillsdale | Sprint Spectrum L.p. | Wireless | |
| Lansing | Sprint Spectrum L.p. | Wireless | |
| Adrian | Sprint Spectrum L.p. | Wireless | |
| Adrian | Telnet Worldwide, Inc. | Landline | |
| Coldwater | Charter Fiberlink - Michigan, Llc - Mi | Landline | |
| Nashville | Landline | ||
| Blissfield | Tc3 Telecom, Inc. - Mi | Landline | |
| Coldwater | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Homer | Frontier Midstates, Inc. - Mi | Landline | |
| Howell | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Coldwater | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Union City | Level 3 Communications, Llc - Mi | Landline | |
| Rives Junction | Acd Telecom, Inc. - Mi | Landline | |
| Portland | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Charlotte | American Messaging (am), Inc. | Wireless | |
| Eaton Rapids | Acd Telecom, Inc. - Mi | Landline | |
| Williamston | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Jonesville | American Messaging (am), Inc. | Wireless | |
| Burlington | Telnet Worldwide, Inc. | Landline | |
| Lansing | Ameritech Michigan | Landline | |
| Lansing | Onvoy, Inc. - Mi | Landline | |
| Clayton | Landline | ||
| Dansville | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Albion | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Litchfield | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Albion | Ameritech Michigan | Landline | |
| Charlotte | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Onondaga | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Usa Mobility Wireless, Inc. | Landline | |
| Lansing | Tds Metrocom Inc. - Mi | Landline | |
| Adrian | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Homer | Telnet Worldwide, Inc. | Landline | |
| Lansing | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Lansing | Long Distance of Michigan, Inc. Dba Ldmi - Mi | Landline | |
| Eaton Rapids | Acd Telecom, Inc. - Mi | Landline | |
| Albion | Acd Telecom, Inc. - Mi | Landline | |
| Adrian | Telnet Worldwide, Inc. | Landline | |
| Hudson | Tc3 Telecom, Inc. - Mi | Landline | |
| Jonesville | Ameritech Michigan | Landline | |
| Onondaga | Level 3 Communications, Llc - Mi | Landline | |
| Jackson | Sprint Spectrum L.p. | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Sprint Spectrum L.p. | Wireless | |
| Blissfield | New Cingular Wireless Pcs, Llc - Il | Landline | |
| Portland | Level 3 Communications, Llc - Mi | Landline | |
| Fenton | American Messaging (am), Inc. | Wireless | |
| Dimondale | Acd Telecom, Inc. - Mi | Landline | |
| Perry | Acd Telecom, Inc. - Mi | Landline | |
| Litchfield | Acd Telecom, Inc. - Mi | Landline | |
| Nashville | Ameritech Michigan | Landline | |
| Owosso | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Sprint Spectrum L.p. | Wireless | |
| Brooklyn | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Usa Mobility Wireless, Inc. | Landline | |
| Williamston | Telnet Worldwide, Inc. | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lansing | Teleport Communications America, Llc - Mi | Landline | |
| Portland | Landline | ||
| Burlington | Level 3 Communications, Llc - Mi | Landline | |
| Jackson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Lenawee | |||
| Rives Junction | Telnet Worldwide, Inc. | Landline | |
| Webberville | Telnet Worldwide, Inc. | Landline | |
| Lansing | At&t Local | Landline | |
| Osseo | Acd Telecom, Inc. - Mi | Landline | |
| Munith | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Omnipoint Communications Midwest Operations Llc | Wireless | |
| Sunfield | Acd Telecom, Inc. - Mi | Landline | |
| Eaton Rapids | Ameritech Michigan | Landline | |
| Lansing | Sprint Spectrum L.p. | Landline | |
| Dimondale | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Lansing | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Homer | Acd Telecom, Inc. - Mi | Landline | |
| Montgomery | Acd Telecom, Inc. - Mi | Landline | |
| Munith | Local Exchange Carriers of Michigan, Inc. - Mi | Landline | |
| Jackson | Telnet Worldwide, Inc. | Landline | |
| Lansing | Teleport Communications America, Llc - Mi | Landline | |
| Litchfield | Telnet Worldwide, Inc. | Landline | |
| Adrian | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Munith | Telnet Worldwide, Inc. | Landline | |
| Jackson | Ameritech Michigan | Landline | |
| Okemos | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Jackson | Sprint Spectrum L.p. | Wireless | |
| Addison | Acd Telecom, Inc. - Mi | Landline | |
| Lansing | Omnipoint Communications Midwest Operations Llc | Wireless | |
| Lansing | Sprint Spectrum L.p. | Wireless | |
| Adrian | American Messaging (am), Inc. | Wireless | |
| Albion | Sbc Internet Services, Inc. | Landline | |
| Howell | Ameritech Michigan | Landline | |
| Allen | Acd Telecom, Inc. - Mi | Landline | |
| Dansville | Brooks Fiber Communications of Michigan - Mi | Landline | |
| Nashville | Acd Telecom, Inc. - Mi | Landline | |
| Albion | American Messaging (am), Inc. | Wireless | |
| Hudson | Cellco Partnership Dba Verizon Wireless - Mi | Wireless | |
| Okemos | Sprint Spectrum L.p. | Landline | |
| Portland | Telnet Worldwide, Inc. | Landline | |
| Adrian | Tc3 Telecom, Inc. - Mi | Landline | |
| Coldwater | Lucre, Inc. | Landline | |
| Hillsdale | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Vermontville | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Dansville | Acd Telecom, Inc. - Mi | Landline | |
| Holt | New Cingular Wireless Pcs, Llc - Il | Wireless | |
| Charlotte | Ameritech Michigan | Landline | |
| Lansing | Wireless | ||
| Hillsdale | Usa Mobility Wireless, Inc. | Landline |