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

NXX: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
213-372 A Los Angeles: DA 01 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
213-372 0 Los Angeles: DA 01 CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-10-15   
213-372 1 Los Angeles: DA 01 CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2015-11-23   
213-372 2 Los Angeles: DA 01 CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2015-11-23   
213-372 3 Los Angeles: DA 01 CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2016-01-15   
213-372 4 Los Angeles: DA 01 CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2016-02-26   
213-372 5 Los Angeles: DA 01 CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-11-29   
213-372 6 Los Angeles: DA 01 CA ONTRCAXPXAY  252F WIDE VOICE, LLC - CA 730   2016-08-26   
213-372 7 Los Angeles: DA 01 CA ONTRCAXPXAY  252F WIDE VOICE, LLC - CA 730   2016-08-26   
213-372 8 Los Angeles: DA 01 CA   321J HD CARRIER LLC 730   2016-08-26   
213-372 9 Los Angeles: DA 01 CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-11-22   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.