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: 388

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
210-388 A San Antonio TX SNARTX91DS0  8958 XO TEXAS, INC. 566      
210-388 0 San Antonio TX SNARTX91DS0  8958 XO TEXAS, INC. 566      
210-388 1 San Antonio TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
210-388 2 San Antonio TX SNANTX91X2Y  5562 METROPCS, INC. 566      
210-388 3 San Antonio TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
210-388 4 San Antonio TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
210-388 5 San Antonio TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
210-388 6 San Antonio TX SNANTX91X2Y  5562 METROPCS, INC. 566      
210-388 7 San Antonio TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
210-388 8 San Antonio TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
210-388 9 San Antonio TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.