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: SLKCUTMAXHY

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
435-699 6 Park City UT 624H ONVOY SPECTRUM, LLC 660   2021-12-10   
435-701 8 Cedar City UT 624H ONVOY SPECTRUM, LLC 660   2021-12-10   
435-708 9 Cedar City UT 624H ONVOY SPECTRUM, LLC 660   2021-12-10   
801-336 2 Kaysville UT 624H ONVOY SPECTRUM, LLC 660   2024-06-24   
801-384 8 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2024-07-10   
801-447 7 Farmington UT 624H ONVOY SPECTRUM, LLC 660   2024-07-10   
801-614 3 Clearfield UT 624H ONVOY SPECTRUM, LLC 660   2024-07-10   
801-770 8 American Fork UT 624H ONVOY SPECTRUM, LLC 660   2024-10-15   
801-770 9 American Fork UT 624H ONVOY SPECTRUM, LLC 660   2024-10-15   
801-797 7 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2024-10-15   
801-801 A Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660      
801-801 0 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 1 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 2 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 3 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 4 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 5 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 6 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 7 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 8 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-801 9 Salt Lake City UT 624H ONVOY SPECTRUM, LLC 660   2023-07-21   
801-909 A Bountiful UT 624H ONVOY SPECTRUM, LLC 660      
801-909 0 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 1 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 2 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 3 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 4 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 5 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 6 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 7 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 8 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   
801-909 9 Bountiful UT 624H ONVOY SPECTRUM, LLC 660   2022-07-14   

<< 1 2

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.