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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CLGRAB010MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
825-769 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-774 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-775 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-784 A Canmore AB 154E IRISTEL INC. - ON 888 808401    
825-800 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-801 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-802 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-803 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-804 A Canmore AB 154E IRISTEL INC. - ON 888 808401    
825-806 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-812 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-820 A Airdrie AB 154E IRISTEL INC. - ON 888 808401    
825-904 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-905 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-906 A Calgary AB 154E IRISTEL INC. - ON 888 808401    
825-908 A Langdon AB 154E IRISTEL INC. - ON 888 808401    
825-917 A Banff AB 154E IRISTEL INC. - ON 888 808401    

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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