Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 806 [Rate centres in NPA 806] [Dial plan for NPA 806]

NXX: 310

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-310 A Amarillo TX AMRLTX02XUY  829J PAETEC ITEL, LLC 546   2025-01-22   
806-310 0 Amarillo TX   903C ONVOY, LLC - TX 546   2017-11-03   
806-310 1 Amarillo TX   829J PAETEC ITEL, LLC 546   2015-06-04   
806-310 2 Amarillo TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 546   2016-11-06   
806-310 3 Amarillo TX   5562 METROPCS, INC. 546   2016-06-10   
806-310 4 Amarillo TX   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 546   2017-10-11   
806-310 5 Amarillo TX   903C ONVOY, LLC - TX 546   2018-03-09   
806-310 6 Amarillo TX   903C ONVOY, LLC - TX 546   2018-03-09   
806-310 7 Amarillo TX   004F BANDWIDTH.COM CLEC, LLC - TX 546   2018-07-08   
806-310 8 Amarillo TX   5562 METROPCS, INC. 546   2016-06-24   
806-310 9 Amarillo TX   004F BANDWIDTH.COM CLEC, LLC - TX 546   2018-07-08   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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