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: 349

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
909-349 A Fontana CA FNTACA11DS0  9740 PACIFIC BELL 730      
909-349 0 Fontana CA FNTACA11DS0  9740 PACIFIC BELL 730      
909-349 1 Fontana CA FNTACA11DS0  9740 PACIFIC BELL 730      
909-349 2 Fontana CA FNTACA11DS0  9740 PACIFIC BELL 730      
909-349 3 Fontana CA FNTACA11DS0  9740 PACIFIC BELL 730      
909-349 4 Fontana CA GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2002-02-26   
909-349 5 Fontana CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2003-06-01   
909-349 6 Fontana CA FNTACA11DS0  9740 PACIFIC BELL 730      
909-349 7 Fontana CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2003-10-13   
909-349 8 Fontana CA FNTACA11DS0  9740 PACIFIC BELL 730      
909-349 9 Fontana CA TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2003-06-01   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.