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: 714 [Rate centres in NPA 714] [Dial plan for NPA 714]

NXX: 740

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
714-740 A Garden Grove CA ORNGCA14DS0  9740 PACIFIC BELL 730      
714-740 0 Garden Grove CA ORNGCA14DS0  9740 PACIFIC BELL 730      
714-740 1 Garden Grove CA ORNGCA14DS0  9740 PACIFIC BELL 730      
714-740 2 Garden Grove CA ORNGCA14DS0  9740 PACIFIC BELL 730      
714-740 3 Garden Grove CA ORNGCA14DS0  9740 PACIFIC BELL 730      
714-740 4 Garden Grove CA ORNGCA14DS0  9740 PACIFIC BELL 730      
714-740 5 Garden Grove CA BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2010-04-05   
714-740 6 Garden Grove CA ORNGCA14DS0  9740 PACIFIC BELL 730      
714-740 7 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-03-16   
714-740 8 Garden Grove CA LSANCA03IMD  553J WHITESKY COMMUNICATIONS, LLC 730   2021-10-01   
714-740 9 Garden Grove CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2019-12-16   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.