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, 17 May 2013 01:26:12 UTC

How to use this page

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

NXX: 478

NPA-NXX-X Rate Centre Region Switch OCN LATA Eff date Disc date Map
213-478 Los Angeles: DA 10 CA LSANCA54DS0 8782 ALLEGIANCE TELECOM, INC. - CA [link] 730 map
213-478-0 Los Angeles: DA 10 CA 8782 ALLEGIANCE TELECOM, INC. - CA [link] 730 map
213-478-1 Los Angeles: DA 10 CA 981E BANDWIDTH.COM CLEC, LLC - CA [link] 730 2011-12-11
213-478-2 Los Angeles: DA 10 CA 981E BANDWIDTH.COM CLEC, LLC - CA [link] 730 2011-12-11
213-478-3 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-478-4 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-478-5 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-478-6 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-478-7 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-478-8 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10
213-478-9 Los Angeles: DA 10 CA 293G MOSAIC NETWORX LLC - CA [link] 730 2011-12-10


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