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.

Winnsboro, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
430-286 A LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-286 5 LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-286 6 LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
430-286 8   624H ONVOY SPECTRUM, LLC 554      
430-286 9   004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-342 A WNBOTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-342 0 WNBOTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-342 1 LGVWTXPLXIY  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 554      
903-342 2 DRCKTXXADS2  135H PEOPLES COMMUNICATION, INC. -TX 554      
903-342 3 WNBOTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-342 4 WNBOTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-342 5 WNBOTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-342 6 WNBOTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 554      
903-342 7 LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
903-342 8 LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
903-342 9 LGVWTXPLXZX  073H TELNYX LLC 554      
903-347 A LGVWTXBA40Z  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554      
903-347 0 LGVWTXBA40Z  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554      
903-347 1 LGVWTXPLXRX  318C CEBRIDGE TELECOM TX , L.P. - TX 554      
903-347 2 LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-347 3 LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-347 4 LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
903-347 5 LGVWTXPLXEX  903C ONVOY, LLC - TX 554      
903-347 6 LGVWTXPLXRX  318C CEBRIDGE TELECOM TX , L.P. - TX 554      
903-347 7 LGVWTXBA40Z  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 554      
903-347 8 LGVWTXPLX1X  004F BANDWIDTH.COM CLEC, LLC - TX 554      
903-347 9 LGVWTXTLX8X  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 554      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.