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: 949 [Rate centres in NPA 949] [Dial plan for NPA 949]

NXX: 723

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
949-723 A Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 0 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 1 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 2 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 3 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 4 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 5 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 6 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 7 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 8 Newport Beach CA BALBCA01DS0  9740 PACIFIC BELL 730      
949-723 9 Newport Beach CA IRVECA62GT3  6529 T-MOBILE USA, INC. 730      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.