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]

NXX: 248

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
210-248 A San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566      
210-248 0 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566      
210-248 1 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566      
210-248 2 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566      
210-248 3 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566      
210-248 4 San Antonio TX   6529 T-MOBILE USA, INC. 566   2006-02-17   
210-248 5 San Antonio TX SNANTX91X2Y  5562 METROPCS, INC. 566   2004-06-20   
210-248 6 San Antonio TX SNANTX91X2Y  5562 METROPCS, INC. 566   2006-02-17   
210-248 7 San Antonio TX SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2006-02-17   
210-248 8 San Antonio TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2004-10-03   
210-248 9 San Antonio TX SNANTXCA44Z  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566   2006-11-05   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.