Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: CLGRAB219MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
587-885 A Calgary AB 4727 ISP TELECOM, INC. 888 808401    
587-901 A Calgary AB 4727 ISP TELECOM, INC. 888 808401    
587-902 A Calgary AB 4727 ISP TELECOM, INC. 888 808401    
825-306 A Crossfield AB 4727 ISP TELECOM, INC. 888 808401    
825-309 A Nanton AB 4727 ISP TELECOM, INC. 888 808401    
825-336 A Turner Valley AB 4727 ISP TELECOM, INC. 888 808401    
825-363 A Carstairs AB 4727 ISP TELECOM, INC. 888 808401    
825-364 A Langdon AB 4727 ISP TELECOM, INC. 888 808401    
825-418 A Vulcan AB 4727 ISP TELECOM, INC. 888 808401    
825-896 A Banff AB 4727 ISP TELECOM, INC. 888 808401    
825-897 A High River AB 4727 ISP TELECOM, INC. 888 808401    
825-898 A Morley AB 4727 ISP TELECOM, INC. 888 808401    
825-899 A Strathmore AB 4727 ISP TELECOM, INC. 888 808401    
825-912 A Airdrie AB 4727 ISP TELECOM, INC. 888 808401    
825-913 A Canmore AB 4727 ISP TELECOM, INC. 888 808401    
825-914 A Cochrane AB 4727 ISP TELECOM, INC. 888 808401    
825-915 A Okotoks AB 4727 ISP TELECOM, INC. 888 808401    

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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