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

NXX: 220

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
430-220 A Brashear TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
430-220 0 Brashear TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-05-19   
430-220 1 Brashear TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-05-19   
430-220 2 Brashear TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-02-12   
430-220 3 Brashear TX DLLSTX97X1X  073H TELNYX LLC 552   2019-05-17   
430-220 5 Brashear TX   793K TWC IP ENABLED SERVICES, LLC 552   2022-03-26   
430-220 6 Brashear TX DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552   2021-11-15   
430-220 7 Brashear TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2022-08-20   
430-220 8 Brashear TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-02-03   
430-220 9 Brashear TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-02-03   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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