Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 581

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-581 A Temple TX   515J IP HORIZON LLC 556   2024-07-22   
254-581 1 Temple TX   515J IP HORIZON LLC 556   2024-07-22   
254-581 2 Temple TX   515J IP HORIZON LLC 556   2024-07-22   
254-581 9 Temple TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 556   2024-09-20   

Last updated: Sun, 06 Oct 2024 02:51:32 UTC

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