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: FRVWUTXCDS0

Remotes:

Switch Switch name Switch type
FNTGUTXCRS1  FOUNTAIN GREEN  1RC 
MNPLUTMARS1  MOUNT PLEASANT  RSC 
MORNUTXCRS1  MORONI  1RE 
SCFDUTXCRS1  SCOFIELD  1RC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
435-427 A Fairview UT 2277 CENTRAL UTAH TEL., INC. 660      
435-870 A Soldier Summit UT 2277 CENTRAL UTAH TEL., INC. 660      
801-873 A Spanish Fork Canyon UT 2277 CENTRAL UTAH TEL., INC. 660      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.