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: 602

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-602 A Hillsboro TX HLBOTXJUDS0  9533 SOUTHWESTERN BELL 556      
254-602 2 Hillsboro TX   9533 SOUTHWESTERN BELL 556      
254-602 4 Hillsboro TX   903C ONVOY, LLC - TX 556   2019-10-31   
254-602 5 Hillsboro TX   903C ONVOY, LLC - TX 556   2019-10-31   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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