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: 432 [Rate centres in NPA 432] [Dial plan for NPA 432]

NXX: 558

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
432-558 A Crane TX CRANTXCRRS0  9533 SOUTHWESTERN BELL 542      
432-558 0 Crane TX MDLDTX95TMD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 542   2006-01-21   
432-558 1 Crane TX CRANTXCRRS0  9533 SOUTHWESTERN BELL 542      
432-558 2 Crane TX CRANTXCRRS0  9533 SOUTHWESTERN BELL 542      
432-558 3 Crane TX CRANTXCRRS0  9533 SOUTHWESTERN BELL 542      
432-558 4 Crane TX CRANTXCRRS0  9533 SOUTHWESTERN BELL 542      
432-558 5 Crane TX MDLDTXMUXMX  903C ONVOY, LLC - TX 542   2011-10-06   
432-558 6 Crane TX MDLDTX95TMD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 542   2011-10-06   
432-558 7 Crane TX CRANTXCRRS0  9533 SOUTHWESTERN BELL 542      
432-558 8 Crane TX MDLDTXMUXKX  004F BANDWIDTH.COM CLEC, LLC - TX 542   2012-06-02   
432-558 9 Crane TX MDLDTXMUXKX  004F BANDWIDTH.COM CLEC, LLC - TX 542   2014-02-07   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.