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: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-666 A Seguin TX SNANTXTSDS0  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 566      
830-666 6 Seguin TX SNANTXTSDS0  319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 566   2017-12-17   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

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