Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 210 [Rate centres in NPA 210] [Dial plan for NPA 210]

Region: TX

OCN: 197D VONAGE AMERICA LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-594 8 San Antonio TX   566   2024-05-05   
210-686 A San Antonio TX SNANTXDIX4X  566      
210-686 0 San Antonio TX   566   2017-09-02   
210-686 1 San Antonio TX   566   2017-09-02   
210-759 8 San Antonio TX   566   2023-11-05   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.