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.

Switch: BWFDTXXAAMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
806-303 1 Post TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-509 0 Denver City TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-556 2 Lamesa TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-616 1 Plains TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-707 1 Higginbotham TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-708 9 Meadow TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-709 2 Ropesville TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-800 0 Wilson TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   
806-904 A Brownfield TX 624H ONVOY SPECTRUM, LLC 544      
806-904 9 Brownfield TX 624H ONVOY SPECTRUM, LLC 544   2022-01-14   
806-929 0 Tahoka TX 624H ONVOY SPECTRUM, LLC 544   2025-01-06   
806-932 0 Seagraves TX 624H ONVOY SPECTRUM, LLC 544   2024-12-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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