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: 903 [Rate centres in NPA 903] [Dial plan for NPA 903]

NXX: 899

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-899 A Texarkana TX   6529 T-MOBILE USA, INC. 554      
903-899 0 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 1 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 2 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 3 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 4 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 5 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 6 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 7 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 8 Texarkana TX TXRKTXXA9MD  6529 T-MOBILE USA, INC. 554      
903-899 9 Texarkana TX   583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 554      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.