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: 687

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-687 A Itasca TX ITSCTXMURS0  9533 SOUTHWESTERN BELL 556      
254-687 0 Itasca TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-687 1 Itasca TX ITSCTXMURS0  9533 SOUTHWESTERN BELL 556      
254-687 2 Itasca TX ITSCTXMURS0  9533 SOUTHWESTERN BELL 556      
254-687 3 Itasca TX WACOTXEY1MD  073H TELNYX LLC 556      
254-687 4 Itasca TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-687 5 Itasca TX WACOTXWHDMD  516C AT&T CORP. 556      
254-687 6 Itasca TX WACOTX01XIX  903C ONVOY, LLC - TX 556      
254-687 7 Itasca TX KLLNTXXARMD  508J CENTURYLINK COMMUNICATIONS, LLC 556      
254-687 8 Itasca TX WACOTXABOMD  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 556      
254-687 9 Itasca TX ITSCTXMURS0  9533 SOUTHWESTERN BELL 556      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.