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.

Columbus, TX

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
979-942 6 HSTPTXJAAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2016-03-24   
979-942 7 HSTPTXJAAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2017-11-22   
979-942 8 HSTDTXBGCM5  5562 METROPCS, INC. 560   2017-02-06   
979-942 9 HSTNTX01X7X  516C AT&T CORP. 560   2011-02-05   

<< 1 2 3

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.