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: CLGRAB10DS0

Remotes:

Switch Switch name Switch type
GLCHAB01RS3  GLEICHEN  RSC 
HUSRAB01RS3  HUSSAR  RLC 
LNGDAB01RS3  LANGDON  RSC 
RKFDAB01RS3  ROCKYFORD  RLC 
STDDAB01RS3  STANDARD  RLC 
STMRAB01RS3  STRATHMORE  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
403-204 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-207 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-235 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-248 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-272 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-273 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-365 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-387 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
403-569 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
587-470 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    
587-496 A Calgary AB 8084 TELUS COMMUNICATIONS, INC. 888 808401    

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

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