Area Code 403

Area Code 403 is in Alberta

Other Alberta Area Codes
403, 587, 780, 825

Alberta Area Code Overlays
(403 and 587 and 825) - (780 and 587 and 825)


Area Code 403 History:

01/01/1947
Area code 403 was put into service.

10/21/1997
Area code 403, along with area code 819, was split to form area code 867 which serves Nunavut, Northwest Territories and Yukon.

05/18/1999
Area code 780 was put into service. Area code 780 was created from a split of area code 403.

09/19/2008
Area code 403 was overlaid with area code 587 which is an overlay of area codes 403 and 780.

04/09/2016
Area code 825 was put into service as an overlay of two existing area code overlays (403 and 587) and (780 and 587)..

Major cities or places in Alberta within area code 403 include:

Area codes 403, 587 and 825 cover the southern portions of Alberta including Calgary, Airdrie, Banff, Brooks, Canmore, Claresholm, Crowsnest Pass, High River, Medicine Hat, Olds, Lethbridge, Red Deer, Rocky Mountain House and Strathmore in addition to many smaller communities.





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