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: 871

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
903-871 A Whitehouse TX WHHSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-871 0 Whitehouse TX LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
903-871 1 Whitehouse TX LGVWTXBA40Z  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554      
903-871 2 Whitehouse TX WHHSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-871 3 Whitehouse TX LGVWTXPLXRX  318C CEBRIDGE TELECOM TX , L.P. - TX 554      
903-871 4 Whitehouse TX LGVWTXPLXRX  318C CEBRIDGE TELECOM TX , L.P. - TX 554      
903-871 5 Whitehouse TX LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-871 6 Whitehouse TX LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-871 7 Whitehouse TX LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-871 8 Whitehouse TX WHHSTXXADS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-871 9 Whitehouse TX LGVWTXPLXRX  318C CEBRIDGE TELECOM TX , L.P. - TX 554      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.