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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-427 5 Alvord TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
940-466 5 Slidell TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
940-479 4 Ponder TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
940-490 A Millsap TX 506J TWILIO INTERNATIONAL, INC. 552      
940-490 4 Millsap TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-31   
940-818 4 Joplin TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
940-828 2 Bartonville TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
940-842 2 Mineral Wells TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
945-465 4 Combine TX 506J TWILIO INTERNATIONAL, INC. 552   2021-01-26   
945-600 2 Celina TX 506J TWILIO INTERNATIONAL, INC. 552   2021-01-25   
945-777 2 Anna TX 506J TWILIO INTERNATIONAL, INC. 552   2021-01-21   
945-888 5 Blue Ridge TX 506J TWILIO INTERNATIONAL, INC. 552   2021-01-21   
945-999 5 Bristol TX 506J TWILIO INTERNATIONAL, INC. 552   2021-01-21   
972-627 6 Avalon TX 506J TWILIO INTERNATIONAL, INC. 552   2020-10-12   
972-810 8 Carrollton TX 506J TWILIO INTERNATIONAL, INC. 552   2013-11-29   
972-810 9 Carrollton TX 506J TWILIO INTERNATIONAL, INC. 552   2013-11-29   

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

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