USA Area Codes Canada Area Codes About Us FAQ Blog

Ontario State in Canada

Description
Ontario, Canada’s most populous province, is home to Toronto, Ottawa (the nation’s capital), and Niagara Falls. With global industries, top universities, and cultural diversity, Ontario is an economic and political powerhouse.

Ontario has multiple area codes: 416, 647, 437 (Toronto); 905, 289, 365 (Greater Toronto Area); 613 and 343 (Ottawa); 519, 226, and 548 (Southwestern Ontario); and 807 (Northwest). These Ontario area codes reflect the province’s population density and diverse regional structure.
Map

Discover More Country Information and Calling Codes on CountryCode.com

Explore comprehensive details about Canada, including country calling codes, dialing instructions, time zones, and more on CountryCode.com.

Visit CountryCode.com
Area Codes
Major Cities
CityPrefixes