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: 556

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-556 A Lamesa TX LBCKTXPSXUX  004F BANDWIDTH.COM CLEC, LLC - TX 544      
806-556 0 Lamesa TX LBCKTXPSXKY  6529 T-MOBILE USA, INC. 544   2022-12-12   
806-556 1 Lamesa TX BWFDTXXABMD  903C ONVOY, LLC - TX 544   2024-04-18   
806-556 2 Lamesa TX BWFDTXXAAMD  624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-556 3 Lamesa TX   903C ONVOY, LLC - TX 544   2025-03-02   
806-556 4 Lamesa TX LBCKTXPSXUX  004F BANDWIDTH.COM CLEC, LLC - TX 544   2016-06-19   
806-556 5 Lamesa TX LBCKTXPSXSY  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 544   2010-02-12   
806-556 6 Lamesa TX LBCKTXPSX9Y  903C ONVOY, LLC - TX 544   2021-11-20   
806-556 7 Lamesa TX LBCKTXPSX9Y  903C ONVOY, LLC - TX 544   2021-11-20   
806-556 8 Lamesa TX BWFDTXXABMD  903C ONVOY, LLC - TX 544   2024-06-29   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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