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: 8958 XO TEXAS, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-388 A San Antonio TX SNARTX91DS0  566      
210-388 0 San Antonio TX   566   2005-05-23   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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