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: 260

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-260 A Graford TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
940-260 0 Graford TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2017-06-06   
940-260 2 Graford TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-21   
940-260 3 Graford TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-08-21   
940-260 4 Graford TX DLLRTXVM0MD  506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
940-260 5 Graford TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2015-06-18   
940-260 6 Graford TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-12-11   
940-260 7 Graford TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-12-11   
940-260 8 Graford TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2022-12-21   
940-260 9 Graford TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-03-18   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.