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: 830 [Rate centres in NPA 830] [Dial plan for NPA 830]

NXX: 477

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
830-477 A Gillett TX   6529 T-MOBILE USA, INC. 566      
830-477 0 Gillett TX SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566      
830-477 1 Gillett TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
830-477 2 Gillett TX   145J TERRA NOVA TELECOM INC. 566      
830-477 3 Gillett TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-477 4 Gillett TX SNANTXDIRMD  903C ONVOY, LLC - TX 566      
830-477 6 Gillett TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
830-477 7 Gillett TX   6529 T-MOBILE USA, INC. 566      
830-477 8 Gillett TX SNANTX91SMD  6529 T-MOBILE USA, INC. 566      
830-477 9 Gillett TX   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.