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: SXCYIAMSDS0

Remotes:

Switch Switch name Switch type
CHRKIACORS2  CHEROKEE  RSC 
SXCYIALDRS2  SIOUX CITY LEEDS  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-266 A Sioux City IA 9631 QWEST CORPORATION 630      
712-266 0 Sioux City IA 9631 QWEST CORPORATION 630      
712-266 1 Sioux City IA 9631 QWEST CORPORATION 630      
712-266 2 Sioux City IA 9631 QWEST CORPORATION 630      
712-266 8 Sioux City IA 9631 QWEST CORPORATION 630      
712-266 9 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 A Sioux City IA 9631 QWEST CORPORATION 630      
712-274 0 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 1 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 2 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 4 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 5 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 6 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 7 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 8 Sioux City IA 9631 QWEST CORPORATION 630      
712-274 9 Sioux City IA 9631 QWEST CORPORATION 630      
712-276 A Sioux City IA 9631 QWEST CORPORATION 630      
712-294 6 Sioux City IA 9631 QWEST CORPORATION 630   2016-12-07   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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