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: 430 [Rate centres in NPA 430] [Dial plan for NPA 430]

NXX: 209

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-209 A Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
430-209 0 Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2019-07-10   
430-209 1 Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-02-03   
430-209 2 Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-17   
430-209 3 Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-17   
430-209 4 Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-17   
430-209 5 Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-02-03   
430-209 6 Deport TX   612K CSC VOICE, LLC 552   2022-03-11   
430-209 7 Deport TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2026-04-02   
430-209 8 Deport TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-09-23   
430-209 9 Deport TX FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2023-03-04   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.