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: 538

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
432-538 A Alpine TX MDLDTXMUX0Y  516C AT&T CORP. 542      
432-538 0 Alpine TX MDLDTX87X5X  489J 1ST POINT COMMUNICATIONS, LLC 542   2020-07-18   
432-538 1 Alpine TX MDLDTXMUXKX  004F BANDWIDTH.COM CLEC, LLC - TX 542   2020-09-12   
432-538 2 Alpine TX MDLDTXMUXEY  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 542   2018-02-13   
432-538 3 Alpine TX MDLDTXMUX4X  7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 542   2012-10-01   
432-538 4 Alpine TX MDLDTXMUXKX  004F BANDWIDTH.COM CLEC, LLC - TX 542   2020-05-23   
432-538 5 Alpine TX MDLDTXMUXMX  903C ONVOY, LLC - TX 542   2018-06-22   
432-538 6 Alpine TX MDLDTXMUXNX  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 542   2016-04-22   
432-538 7 Alpine TX MDLDTXMUX0Y  516C AT&T CORP. 542   2010-01-18   
432-538 8 Alpine TX MDLDTXMUXKX  004F BANDWIDTH.COM CLEC, LLC - TX 542   2020-03-07   
432-538 9 Alpine TX MDLDTXMUXKX  004F BANDWIDTH.COM CLEC, LLC - TX 542   2012-07-21   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.