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: 214 [Rate centres in NPA 214] [Dial plan for NPA 214]

NXX: 509

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-509 A Allen EACS TX ALLNTXSADS0  9533 SOUTHWESTERN BELL 552      
214-509 0 Allen EACS TX ALLNTXSADS0  9533 SOUTHWESTERN BELL 552      
214-509 1 Allen EACS TX ALLNTXSADS0  9533 SOUTHWESTERN BELL 552      
214-509 2 Allen EACS TX ALLNTXSADS0  9533 SOUTHWESTERN BELL 552      
214-509 3 Allen EACS TX ALLNTXSADS0  9533 SOUTHWESTERN BELL 552      
214-509 4 Allen EACS TX ALLNTXSADS0  9533 SOUTHWESTERN BELL 552      
214-509 5 Allen EACS TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
214-509 6 Allen EACS TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-509 7 Allen EACS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
214-509 8 Allen EACS TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
214-509 9 Allen EACS TX ALLNTXSADS0  9533 SOUTHWESTERN BELL 552      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.