Area codes 450, 579, and 354
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Area codes 450, 579, and 354 are telephone area codes in the North American Numbering Plan in the Canadian province of Quebec, encompassing the off-island suburbs of Montreal, as well as the rest of t
Longueuil
Area codes 514, 438, and 263
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Area codes 514, 438, and 263 are telephone area codes of the North American Numbering Plan for Montreal and most of its on-island suburbs, specifically the Island of Montreal and Île Perrot in the Can
Area codes 450, 579, and 354
…adjacent part of Ontario: some landline customers in Chute-à-Blondeau (East Hawkesbury), near Pointe-Fortune use numbers from the Rigaud exchange 451. Area code 514 served the entire Montreal area for over half-a-century. However, by the mid-1990s, it was on the verge of exhaustion because of Montreal's rapid growth…
Montreal
Bell exchange, Montreal, late 1890s
Evolution of area codes in Ontario and southwestern Quebec