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: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-455 A Talmage NE LNCLNEXLXEX  995E BANDWIDTH.COM CLEC, LLC - NE 958      
531-455 0 Talmage NE LNCLNEXLXEX  995E BANDWIDTH.COM CLEC, LLC - NE 958   2018-09-27   
531-455 1 Talmage NE LNCLNEXLX2Y  624H ONVOY SPECTRUM, LLC 958   2024-03-16   
531-455 3 Talmage NE LNCLNEXLXFX  549E ONVOY, LLC - NE 958   2021-03-19   
531-455 4 Talmage NE LNCLNEXLXFX  549E ONVOY, LLC - NE 958   2021-03-19   
531-455 5 Talmage NE LNCLNEXLXFX  549E ONVOY, LLC - NE 958   2019-04-26   
531-455 9 Talmage NE LNCLNEXLXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 958   2020-06-11   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.