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.

NPA: 435 [Rate centres in NPA 435] [Dial plan for NPA 435]

NXX: 271

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
435-271 A Salina UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660      
435-271 0 Salina UT   515J IP HORIZON LLC 660   2022-04-09   
435-271 2 Salina UT SLKCUTMAXHY  624H ONVOY SPECTRUM, LLC 660   2025-01-23   
435-271 3 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2020-12-20   
435-271 4 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2020-12-20   
435-271 6 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2021-03-02   
435-271 7 Salina UT WVCYUT14DS1  871E ONVOY, LLC - UT 660   2021-03-02   
435-271 8 Salina UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2022-06-24   
435-271 9 Salina UT SLKCUT26DS1  526H PEERLESS NETWORK OF UTAH, LLC - UT 660   2019-05-04   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.