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: 363

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
806-363 A Hereford TX HRFRTXHFDS0  9533 SOUTHWESTERN BELL 546      
806-363 0 Hereford TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 546   2008-05-05   
806-363 1 Hereford TX   9533 SOUTHWESTERN BELL 546      
806-363 2 Hereford TX   073H TELNYX LLC 546   2021-03-19   
806-363 3 Hereford TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 546   2007-03-31   
806-363 4 Hereford TX   5562 METROPCS, INC. 546   2016-07-15   
806-363 5 Hereford TX   903C ONVOY, LLC - TX 546   2018-10-13   
806-363 6 Hereford TX   9533 SOUTHWESTERN BELL 546      
806-363 7 Hereford TX   9533 SOUTHWESTERN BELL 546      
806-363 8 Hereford TX   9533 SOUTHWESTERN BELL 546      
806-363 9 Hereford TX   624H ONVOY SPECTRUM, LLC 546   2021-12-08   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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