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: 743 [Rate centres in NPA 743] [Dial plan for NPA 743]

NXX: 529

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
743-529 A Hays NC GNBPNCEM5MD  965H FRACTEL, LLC 424      
743-529 0 Hays NC GNBONCEU75Z  073H TELNYX LLC 424   2021-02-27   
743-529 2 Hays NC GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424   2021-06-14   
743-529 3 Hays NC GNBPNCEM5MD  965H FRACTEL, LLC 424   2020-08-30   
743-529 5 Hays NC ELKNNCXAX5X  638E ONVOY, LLC - NC 424   2020-12-26   
743-529 6 Hays NC ELKNNCXAX5X  638E ONVOY, LLC - NC 424   2020-12-26   
743-529 7 Hays NC GNBONCEU83Z  506J TWILIO INTERNATIONAL, INC. 424   2021-07-18   
743-529 8 Hays NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2020-09-18   
743-529 9 Hays NC GNBPNCEM5MD  965H FRACTEL, LLC 424   2020-08-30   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.