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: 909 [Rate centres in NPA 909] [Dial plan for NPA 909]

NXX: 474

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-474 A Marshall CA RDLDCAXF79K  2319 FRONTIER CALIFORNIA INC. 730      
909-474 0 Marshall CA RDLDCAXF79K  2319 FRONTIER CALIFORNIA INC. 730      
909-474 1 Marshall CA ONTRCAXPXBY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
909-474 2 Marshall CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-474 3 Marshall CA   145J TERRA NOVA TELECOM INC. 730      
909-474 4 Marshall CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
909-474 5 Marshall CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-474 6 Marshall CA LSAJCAWZ7MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
909-474 7 Marshall CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
909-474 8 Marshall CA LSAJCAWZ7MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
909-474 9 Marshall CA ONTRCAXPXBY  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.