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: 949 [Rate centres in NPA 949] [Dial plan for NPA 949]

NXX: 531

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
949-531 A Newport Beach CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
949-531 0 Newport Beach CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-08-07   
949-531 1 Newport Beach CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-09-07   
949-531 2 Newport Beach CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2015-05-20   
949-531 3 Newport Beach CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2014-07-11   
949-531 4 Newport Beach CA ONTRCAFXDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730   2014-08-08   
949-531 5 Newport Beach CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2018-10-30   
949-531 6 Newport Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-07-20   
949-531 7 Newport Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-07-20   
949-531 8 Newport Beach CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-08-08   
949-531 9 Newport Beach CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2014-06-09   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.