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.

Los Angeles: DA 03, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
323-349 4 LSANCA56DS0  9740 PACIFIC BELL 730      
323-349 5 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-349 6 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-349 7 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
323-349 8 LSANCA56DS0  9740 PACIFIC BELL 730      
323-349 9 LSANCA56DS0  9740 PACIFIC BELL 730      
323-355 A SHOKCA02KMD  6630 USA MOBILITY WIRELESS, INC. 730      
323-367 A SHOKCA02KMD  6630 USA MOBILITY WIRELESS, INC. 730      
323-384 A LSANCA56DS0  9740 PACIFIC BELL 730      
323-384 0 LSANCA56DS0  9740 PACIFIC BELL 730      
323-384 1 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-09-02   
323-384 2 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-05-08   
323-384 3 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-05-08   
323-384 4 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-05-08   
323-384 5 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-09-02   
323-384 6 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-09-02   
323-384 7 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-09-02   
323-384 8 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-05   
323-384 9 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-02-03   
323-398 A SNANCALWDS1  7262 XO CALIFORNIA, INC. 730      
323-398 0 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 1 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 2 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 3 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 4 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 5 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 6 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 7 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2011-01-17   
323-398 8 SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2020-05-09   
323-398 9 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2017-05-10   
323-404 A IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-404 0 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-12-05   
323-404 1 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2005-12-05   
323-404 2 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-12   
323-404 3 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-12   
323-404 4 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-12   
323-404 5 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-12   
323-404 6 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-12   
323-404 7 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2004-11-12   
323-404 8 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-02-06   
323-404 9 IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
323-414 A SHOKCA02KMD  6630 USA MOBILITY WIRELESS, INC. 730      
323-423 A IRVECAJTDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
323-423 0 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-03-04   
323-423 1 IRVECAJTDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
323-423 2 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-03-04   
323-423 3 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-03-04   
323-423 4 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-03-20   
323-423 5 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-04-09   
323-423 6 ELMNCAFIGT1  6529 T-MOBILE USA, INC. 730   2006-04-09   

<< 1 2 3 4 5 6 7 8 9 10 11 12 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.