phone book, or the business directory.

Ontario

Ontario is a province in east-central Canada that borders the U.S. and the Great Lakes. It's home to Ottawa, Canada's capital, known for Parliament Hill’s Victorian architecture and the National Gallery, featuring Canadian and indigenous art. Toronto, Ontario's capital, is home to the 553m-high CN Tower, with expansive views from its revolving restaurant, as well as High Park, site of a rare oak savannah habitat.

Ontario Area Codes

Area codes 519, 226 and 548 are the telephone area codes serving most of southwestern Ontario. The main area code, 519, was created in 1953 from the western portion of 416 and the southwestern portion of 613. In 1957, parts of 519 and 613 formed 705.

Area codes 705 and 249. Area codes 705 and 249 are telephone area codes that cover most of northeastern and central Ontario in Canada.

Area codes 905, 289, and 365 are area codes in the North American Numbering Plan (NANP) in Southern Ontario, Canada, particularly covering the Niagara Peninsula, the city of Hamilton, Halton Region, Peel Region, York Region, Durham Region, and parts of Northumberland County.

Area code 613 and overlay area code 343 are area codes for Ottawa and surrounding Eastern Ontario, Canada, in the North American Numbering Plan (NANP). 613 is one of the 86 original area codes in the NANP assigned in October 1947.

Area Code 365 is in Ontario. Area code 365 was put into service. Area code 365 is an overlay of area codes 905 and 289.

Area codes 416, 647, and 437 are telephone area codes serving the single rate centre of Toronto, Ontario, Canada. The incumbent local exchange carrier in the 416/647/437 territory is Bell Canada.

Area codes 416, 647, and 437 are telephone area codes serving the single rate centre of Toronto, Ontario, Canada. The incumbent local exchange carrier in the 416/647/437 territory is Bell Canada.

Area codes 519, 226 and 548 are the telephone area codes serving most of southwestern Ontario. The main area code, 519, was created in 1953 from the western portion of 416 and the southwestern portion of 613. In 1957, parts of 519 and 613 formed 705.

Area code 613 and overlay area code 343 are area codes for Ottawa and surrounding Eastern Ontario, Canada, in the North American Numbering Plan (NANP). 613 is one of the 86 original area codes in the NANP assigned in October 1947.

Area codes 416, 647, and 437 are telephone area codes serving the single rate centre of Toronto, Ontario, Canada. The incumbent local exchange carrier in the 416/647/437 territory is Bell Canada.

705 was initially created in 1957 by the North American Numbering Plan (NANPA) from portions of the area covered by area codes 613 and 519, and covered nearly all of Ontario north and west of the Golden Horseshoe. Area code 807, covering northwestern Ontario, was split from area code 705 in early 1962.

Area code 807 is a telephone area code in the Canadian province of Ontario, encompassing the Northwestern Ontario region. The 807 Area Code was created in early 1962 when this region of Ontario split from area code 705.

Area codes 905, 289, and 365 are area codes in the North American Numbering Plan (NANP) in Southern Ontario, Canada, particularly covering the Niagara Peninsula, the city of Hamilton, Halton Region, Peel Region, York Region, Durham Region, and parts of Northumberland County.