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: 237

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
432-237 A Stanton TX MDLDTXMUXKX  004F BANDWIDTH.COM CLEC, LLC - TX 542      
432-237 0 Stanton TX   004F BANDWIDTH.COM CLEC, LLC - TX 542   2018-07-27   
432-237 1 Stanton TX   903C ONVOY, LLC - TX 542   2021-01-30   
432-237 2 Stanton TX   903C ONVOY, LLC - TX 542   2018-10-15   
432-237 3 Stanton TX   903C ONVOY, LLC - TX 542   2020-08-30   
432-237 4 Stanton TX   903C ONVOY, LLC - TX 542   2020-08-30   
432-237 5 Stanton TX   073H TELNYX LLC 542   2021-04-09   
432-237 6 Stanton TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 542   2021-05-07   
432-237 7 Stanton TX   489J 1ST POINT COMMUNICATIONS, LLC 542   2020-07-18   
432-237 8 Stanton TX   624H ONVOY SPECTRUM, LLC 542   2024-03-21   
432-237 9 Stanton TX   903C ONVOY, LLC - TX 542   2021-01-30   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.