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: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

NXX: 382

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
310-382 A Santa Monica: Santa Monica DA CA RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-382 0 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-382 1 Santa Monica: Santa Monica DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
310-382 2 Santa Monica: Santa Monica DA CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
310-382 3 Santa Monica: Santa Monica DA CA RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-382 4 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-382 5 Santa Monica: Santa Monica DA CA RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-382 6 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-382 7 Santa Monica: Santa Monica DA CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
310-382 8 Santa Monica: Santa Monica DA CA RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
310-382 9 Santa Monica: Santa Monica DA CA RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.