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.

Grayson, AL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
256-292 A GYSNALXAPS0  0314 PEOPLES TEL. CO., INC. 477      
256-292 0 HNVIALUNX6X  604E ONVOY, LLC - AL 477   2021-01-22   
256-292 1 GYSNALXAPS0  0314 PEOPLES TEL. CO., INC. 477      
256-292 2 GYSNALXAPS0  0314 PEOPLES TEL. CO., INC. 477      
256-292 3 GYSNALXAPS0  0314 PEOPLES TEL. CO., INC. 477      
256-292 4 GYSNALXAPS0  0314 PEOPLES TEL. CO., INC. 477      
256-292 5 GYSNALXAPS0  0314 PEOPLES TEL. CO., INC. 477      
256-292 6 GYSNALXAPS0  0314 PEOPLES TEL. CO., INC. 477      
256-292 7 HNVIALUNX6X  604E ONVOY, LLC - AL 477   2020-06-01   
256-292 8 HNVIALUNX6X  604E ONVOY, LLC - AL 477   2020-09-14   
256-292 9 HNVIALUNX6X  604E ONVOY, LLC - AL 477   2020-09-14   
256-987 A   604E ONVOY, LLC - AL 477      
256-987 0 HNVIALUNX0X  5255 LEVEL 3 COMMUNICATIONS, LLC - AL 477   2021-11-15   
256-987 1 DCTRALGU0MD  349D CHARTER FIBERLINK - ALABAMA, LLC - AL 477   2023-05-28   
256-987 3   476F CORETEL ALABAMA, INC. - AL 477   2021-11-06   
256-987 5 HNVIALUNX6X  604E ONVOY, LLC - AL 477   2021-04-15   
256-987 6 HNVIALUNX6X  604E ONVOY, LLC - AL 477   2021-04-15   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.