Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 210 [Rate centres in NPA 210] [Dial plan for NPA 210]

Region: TX

OCN: 551G NUSO, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-712 A San Antonio TX SNANTXCA59Z  566      
210-712 1 San Antonio TX SNANTXCA59Z  566   2013-02-15   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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