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: 646

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-646 A Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546      
806-646 0 Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546   2019-08-30   
806-646 1 Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546   2023-11-09   
806-646 2 Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546   2019-05-16   
806-646 3 Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546   2023-11-09   
806-646 4 Amarillo TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2020-09-06   
806-646 5 Amarillo TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2020-09-06   
806-646 6 Amarillo TX AMRLTX02XMX  903C ONVOY, LLC - TX 546   2020-09-06   
806-646 7 Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546   2025-04-27   
806-646 8 Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546   2025-04-27   
806-646 9 Amarillo TX AMRLTX02Y0X  425J CSC WIRELESS, LLC 546   2025-04-27   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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