Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 830 [Rate centres in NPA 830] [Dial plan for NPA 830]

NXX: 386

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-386 A Seguin TX SGINTXSGDS0  9533 SOUTHWESTERN BELL 566      
830-386 0 Seguin TX   9533 SOUTHWESTERN BELL 566      
830-386 1 Seguin TX   073H TELNYX LLC 566   2017-03-22   
830-386 2 Seguin TX   9533 SOUTHWESTERN BELL 566      
830-386 3 Seguin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2005-04-03   
830-386 4 Seguin TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2004-11-23   
830-386 6 Seguin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2013-03-09   
830-386 7 Seguin TX   9533 SOUTHWESTERN BELL 566      
830-386 8 Seguin TX   5562 METROPCS, INC. 566   2013-06-15   
830-386 9 Seguin TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2009-01-29   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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