Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: CRCHTXTUXSY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
361-402 A Corpus Christi TX 551G NUSO, LLC 564      
361-402 1 Corpus Christi TX 551G NUSO, LLC 564   2012-12-28   
361-814 6 Corpus Christi TX 551G NUSO, LLC 564   2018-03-04   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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