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: 830 [Rate centres in NPA 830] [Dial plan for NPA 830]

NXX: 663

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-663 A Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      
830-663 0 Devine TX SNANTXCA80Z  624H ONVOY SPECTRUM, LLC 566      
830-663 1 Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      
830-663 2 Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      
830-663 3 Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      
830-663 4 Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      
830-663 5 Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      
830-663 6 Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      
830-663 7 Devine TX SNANTXCA88Z  516J TON80 COMMUNICATIONS, LLC 566      
830-663 8 Devine TX SNANTXCA58Z  516C AT&T CORP. 566      
830-663 9 Devine TX DEVNTXDVDS0  9533 SOUTHWESTERN BELL 566      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.