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: 331

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-331 A Boerne TX BLVRTXXADS2  9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566      
830-331 0 Boerne TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-331 1 Boerne TX BLVRTXXADS2  9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566      
830-331 2 Boerne TX BLVRTXXADS2  9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566      
830-331 3 Boerne TX BLVRTXXADS2  9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566      
830-331 4 Boerne TX FRBGTXXADMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566      
830-331 5 Boerne TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-331 6 Boerne TX SNANTXCA41Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 566      
830-331 7 Boerne TX BLVRTXXADS2  9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566      
830-331 8 Boerne TX BLVRTXXADS2  9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566      
830-331 9 Boerne TX BLVRTXXADS2  9872 GUADALUPE VALLEY COMMUNICATIONS SYSTEMS, LP - TX 566      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.