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: 574

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-574 A Salado TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556      
254-574 0 Salado TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556   2023-09-17   
254-574 2 Salado TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556   2023-06-23   
254-574 5 Salado TX KLLNTXXA0MD  903C ONVOY, LLC - TX 556   2023-02-20   
254-574 6 Salado TX WACOTXABOMD  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 556   2024-08-12   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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