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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-428 A Eastland TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
254-428 0 Eastland TX DLLSTXAL7MD  073H TELNYX LLC 552      
254-428 1 Eastland TX   515J IP HORIZON LLC 552      
254-428 2 Eastland TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
254-428 3 Eastland TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
254-428 4 Eastland TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552      
254-428 5 Eastland TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552      
254-428 6 Eastland TX DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552      
254-428 7 Eastland TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552      
254-428 8 Eastland TX DLLSTX97TMD  939H COMMIO, LLC 552      
254-428 9 Eastland TX DLLSTX97TMD  939H COMMIO, LLC 552      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.