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: 806 [Rate centres in NPA 806] [Dial plan for NPA 806]

NXX: 639

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-639 A Amarillo TX AMRLTX02X4Y  508J CENTURYLINK COMMUNICATIONS, LLC 546      
806-639 2 Amarillo TX AMRLTX02XBX  004F BANDWIDTH.COM CLEC, LLC - TX 546   2021-10-15   
806-639 3 Amarillo TX AMRLTX02X2X  5562 METROPCS, INC. 546   2017-10-14   
806-639 4 Amarillo TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2019-06-20   
806-639 5 Amarillo TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2019-06-20   
806-639 6 Amarillo TX AMRLTXDRWMD  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 546   2019-06-14   
806-639 7 Amarillo TX AMRLTX02X4Y  508J CENTURYLINK COMMUNICATIONS, LLC 546   2017-03-13   
806-639 8 Amarillo TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2019-06-20   
806-639 9 Amarillo TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2019-06-20   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.