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: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
747-256 A North Hollywood CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
747-256 0 North Hollywood CA SIMICACNGT1  899D METROPCS NETWORKS, LLC 730   2015-07-05   
747-256 1 North Hollywood CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-07-05   
747-256 2 North Hollywood CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2015-07-05   
747-256 3 North Hollywood CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2015-07-09   
747-256 4 North Hollywood CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-08-27   
747-256 5 North Hollywood CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2015-08-28   
747-256 6 North Hollywood CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-07-30   
747-256 7 North Hollywood CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2015-07-30   
747-256 8 North Hollywood CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2016-07-11   
747-256 9 North Hollywood CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730   2015-07-04   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.