Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 272

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-272 A Heidenheimer TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-272 0 Heidenheimer TX   903C ONVOY, LLC - TX 556   2017-06-04   
254-272 1 Heidenheimer TX   903C ONVOY, LLC - TX 556   2021-06-03   
254-272 2 Heidenheimer TX   903C ONVOY, LLC - TX 556   2019-10-30   
254-272 3 Heidenheimer TX   903C ONVOY, LLC - TX 556   2019-10-30   
254-272 4 Heidenheimer TX   903C ONVOY, LLC - TX 556   2020-08-13   
254-272 5 Heidenheimer TX   903C ONVOY, LLC - TX 556   2020-08-13   
254-272 6 Heidenheimer TX   903C ONVOY, LLC - TX 556   2020-08-13   
254-272 7 Heidenheimer TX   516J TON80 COMMUNICATIONS, LLC 556   2022-02-03   
254-272 8 Heidenheimer TX   903C ONVOY, LLC - TX 556   2021-01-30   
254-272 9 Heidenheimer TX   903C ONVOY, LLC - TX 556   2021-01-30   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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