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: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 305

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-305 A Aubrey TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
940-305 0 Aubrey TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-03-25   
940-305 2 Aubrey TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-03-25   
940-305 3 Aubrey TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-11-11   
940-305 4 Aubrey TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2017-11-11   
940-305 5 Aubrey TX   515J IP HORIZON LLC 552   2017-12-15   
940-305 6 Aubrey TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2018-07-05   
940-305 7 Aubrey TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2018-12-09   
940-305 8 Aubrey TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-10-06   
940-305 9 Aubrey TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2016-10-06   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.