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: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-403 A De Leon TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552      
254-403 0 De Leon TX DLLSTXJFDMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 552   2023-03-29   
254-403 1 De Leon TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2023-03-26   
254-403 7 De Leon TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2024-02-23   
254-403 9 De Leon TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2020-10-30   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.