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: 401

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-401 A Rosenthal TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-401 0 Rosenthal TX   903C ONVOY, LLC - TX 556   2015-08-23   
254-401 1 Rosenthal TX   004F BANDWIDTH.COM CLEC, LLC - TX 556   2015-11-09   
254-401 2 Rosenthal TX   903C ONVOY, LLC - TX 556   2016-04-23   
254-401 3 Rosenthal TX   903C ONVOY, LLC - TX 556   2016-04-23   
254-401 4 Rosenthal TX   903C ONVOY, LLC - TX 556   2019-10-28   
254-401 5 Rosenthal TX   903C ONVOY, LLC - TX 556   2019-10-28   
254-401 6 Rosenthal TX   903C ONVOY, LLC - TX 556   2022-10-23   
254-401 7 Rosenthal TX   515J IP HORIZON LLC 556   2021-06-05   
254-401 8 Rosenthal TX   903C ONVOY, LLC - TX 556   2021-01-30   
254-401 9 Rosenthal TX   903C ONVOY, LLC - TX 556   2021-01-30   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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