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: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-328 A Bandera TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
830-328 0 Bandera TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2009-10-18   
830-328 1 Bandera TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2014-05-09   
830-328 2 Bandera TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2010-10-22   
830-328 3 Bandera TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2012-02-06   
830-328 4 Bandera TX SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2012-07-09   
830-328 5 Bandera TX SNANTXCA58Z  516C AT&T CORP. 566   2011-03-25   
830-328 6 Bandera TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2011-08-28   
830-328 7 Bandera TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2011-07-16   
830-328 8 Bandera TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566   2021-03-15   
830-328 9 Bandera TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2008-09-01   

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.