Local Calling Guide

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

NXX: 488

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-488 A Del Rio TX SNANTX91XMY  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 566      
830-488 1 Del Rio TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2007-09-01   
830-488 2 Del Rio TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2007-12-15   
830-488 3 Del Rio TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2007-09-01   
830-488 4 Del Rio TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2008-06-28   
830-488 5 Del Rio TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2008-06-28   
830-488 6 Del Rio TX   793K TWC IP ENABLED SERVICES, LLC 566   2008-07-21   
830-488 7 Del Rio TX SNANTXCA34Z  004F BANDWIDTH.COM CLEC, LLC - TX 566   2009-02-21   
830-488 8 Del Rio TX SNANTX78GT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2010-01-22   
830-488 9 Del Rio TX SNANTXDIRMD  903C ONVOY, LLC - TX 566   2014-04-25   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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