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.

OCN: 7379 MATRIX TELECOM, LLC. SII TNCI - CA

1 2 3 4 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
213-232 A Los Angeles: DA 01 CA LSANCARC5KD  730      
213-286 A Los Angeles: DA 01 CA LSANCARC5KD  730      
213-325 A Los Angeles: DA 01 CA LSANCARC5KD  730      
310-388 A Beverly Hills CA LSANCARC5KD  730      
310-496 A Santa Monica: Santa Monica DA CA LSANCARC8KD  730      
323-693 A Montebello CA LSANCARC5KD  730      
408-538 A San Jose: West DA CA OKLDCAAN2KD  722      
415-376 A San Francisco: Central DA CA OKLDCAAN1KD  722      
415-520 A San Francisco: Central DA CA OKLDCAAN1KD  722      
510-291 A Oakland: Main-Piedmont DA CA OKLDCAAN7MD  722      
530-239 A Mount Shasta CA CHICCA101KD  724      
530-393 A Williams CA SCRMCAWC2KD  726      
530-883 A Auburn: Main DA CA SCRMCAWC2KD  726      
559-421 A Fresno CA FRSNCA011KD  728      
559-525 A San Joaquin CA FRSNCA011KD  728      
562-363 A Compton: Compton DA CA LSANCARC5KD  730      
562-683 A Long Beach CA LSANCARC5KD  730      
619-331 A San Diego: San Diego DA CA SNDGCA023KD  732      
619-353 A Jacumba CA SNDGCA023KD  732      
626-473 A Arcadia CA LSANCARC5KD  730      
626-606 A La Puente CA LSANCARC5KD  730      
650-423 A Redwood City CA OKLDCAAN3KD  722      
661-422 A Palmdale: Leona Valley DA CA LSANCARC8KD  730      
661-793 A Palmdale: Leona Valley DA CA LSANCARC8KD  730      
661-846 A Bakersfield: Main DA CA BKFDCAKT1KD  734      
707-581 A Santa Rosa CA OKLDCAAN1KD  722      
714-276 A Anaheim CA LSANCARC5KD  730      
760-262 A Indio CA PLSPCAXG1KD  973      
760-280 A Newberry CA LSANCARC8KD  730      
760-281 A Wrightwood: Wrightwood DA CA LSANCARC8KD  730      
760-282 A Barstow: Barstow DA CA LSANCARC8KD  730      
760-283 A Oceanside: Oceanside DA CA SNDGCA023KD  732      
760-332 A El Centro CA SNDGCA023KD  732      
760-406 A Palm Springs CA PLSPCAXG1KD  973      
760-418 A Yucca Valley CA PLSPCAXG1KD  973      
760-454 A Encinitas CA SNDGCA023KD  732      
760-457 A Imperial CA SNDGCA023KD  732      
760-462 A Death Valley CA LSANCARC5KD  730      
760-491 A Boron CA LSANCARC8KD  730      
760-495 A Ridgecrest CA LSANCARC8KD  730      
760-502 A Calipatria CA SNDGCA023KD  732      
760-513 A Victorville: Victorville DA CA LSANCARC8KD  730      
760-539 A San Marcos CA SNDGCA023KD  732      
760-542 A Vista CA SNDGCA023KD  732      
760-582 A Bishop CA LSANCARC8KD  730   2007-05-07   
760-588 A Fort Irwin CA LSANCARC8KD  730      
760-628 A Victorville: Victorville DA CA LSANCARC8KD  730      
760-676 A Desert Hot Springs CA PLSPCAXG1KD  973      
760-683 A Oceanside: Carlsbad DA CA SNDGCA023KD  732      
760-766 A Palm Desert CA PLSPCAXG1KD  973      

1 2 3 4 >>

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.