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: 747 [Rate centres in NPA 747] [Dial plan for NPA 747]

NXX: 977

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
747-977 A North Hollywood CA LSANCAJWIMD  965H FRACTEL, LLC 730      
747-977 0 North Hollywood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2020-10-24   
747-977 1 North Hollywood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2020-10-24   
747-977 2 North Hollywood CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2020-10-24   
747-977 3 North Hollywood CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-01-02   
747-977 4 North Hollywood CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-05-23   
747-977 5 North Hollywood CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-02   
747-977 6 North Hollywood CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2020-11-02   
747-977 7 North Hollywood CA LSANCAJWIMD  965H FRACTEL, LLC 730   2020-08-31   
747-977 8 North Hollywood CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-01-02   
747-977 9 North Hollywood CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-01-02   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.