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: 6630 USA MOBILITY WIRELESS, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-285 A San Antonio TX SNANTXCA50Z  566      
210-513 A San Antonio TX SNANTXCA50Z  566      
210-553 A San Antonio TX SNANTXCA50Z  566      
210-603 A San Antonio TX SNANTXCA50Z  566      
210-604 A San Antonio TX SNANTXCA50Z  566      
210-613 A San Antonio TX SNANTXCA50Z  566      
210-713 A San Antonio TX SNANTXCA50Z  566      
210-746 A San Antonio TX SNANTXCA50Z  566      
210-747 A San Antonio TX SNANTXCA50Z  566      
210-752 A San Antonio TX SNANTXCA50Z  566      
210-754 A San Antonio TX SNANTXCA50Z  566      
210-755 A San Antonio TX SNANTXCA50Z  566      
210-813 A San Antonio TX SNANTXCA50Z  566      
210-869 A San Antonio TX SNANTXCA50Z  566      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.