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: 531

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-531 A Hillsboro TX WACOTX360MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-531 0 Hillsboro TX WACOTX360MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556      
254-531 1 Hillsboro TX WACOTXEIJMD  5562 METROPCS, INC. 556   2016-12-09   
254-531 2 Hillsboro TX WACOTX360MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 556   2013-12-20   
254-531 3 Hillsboro TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-10-28   
254-531 4 Hillsboro TX WACOTX01XIX  903C ONVOY, LLC - TX 556   2021-10-28   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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