Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Last updated: Fri, 15 Aug 2014 01:34:43 UTC

How to use this page

NPA: 213 [Rate centres in NPA 213] [Dial plan for NPA 213]

NXX: 375

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA Eff date Disc date Map
213-375 A Los Angeles: DA 10 CA LSANCAGJDS4 7453 U.S. TELEPACIFIC CORP. - CA [link] 730 map
213-375 0 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-375 1 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-375 2 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-375 3 Los Angeles: DA 10 CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA [link] 730 2011-01-24
213-375 4 Los Angeles: DA 10 CA 981E BANDWIDTH.COM CLEC, LLC - CA [link] 730 2011-02-17
213-375 5 Los Angeles: DA 10 CA 981E BANDWIDTH.COM CLEC, LLC - CA [link] 730 2011-02-17
213-375 6 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-375 7 Los Angeles: DA 10 CA 576C TIME WARNER CBL INFO SVCS (CA) DBATIME WARNER CBL [link] 730 2011-03-14
213-375 8 Los Angeles: DA 10 CA 981E BANDWIDTH.COM CLEC, LLC - CA [link] 730 2011-05-01
213-375 9 Los Angeles: DA 10 CA 7453 U.S. TELEPACIFIC CORP. - CA [link] 730



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