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: 619 [Rate centres in NPA 619] [Dial plan for NPA 619]

NXX: 337

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
619-337 A La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 0 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 1 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 2 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 3 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 4 La Mesa CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-337 5 La Mesa CA ESCNCAKYGT0  6529 T-MOBILE USA, INC. 732      
619-337 6 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 7 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 8 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      
619-337 9 La Mesa CA LAMSCA01DS0  9740 PACIFIC BELL 732      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.