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: BGPNWYXC7MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
307-294 0 Big Piney WY 450F ONVOY, LLC - WY 654   2023-10-12   
307-323 A Pinedale WY 450F ONVOY, LLC - WY 654      
307-323 0 Pinedale WY 450F ONVOY, LLC - WY 654   2021-07-11   
307-323 1 Pinedale WY 450F ONVOY, LLC - WY 654   2020-12-19   
307-323 2 Pinedale WY 450F ONVOY, LLC - WY 654   2019-09-21   
307-323 3 Pinedale WY 450F ONVOY, LLC - WY 654   2020-09-05   
307-323 4 Pinedale WY 450F ONVOY, LLC - WY 654   2020-09-05   
307-323 7 Pinedale WY 450F ONVOY, LLC - WY 654   2020-12-19   
307-336 A Daniel WY 450F ONVOY, LLC - WY 654      
307-336 0 Daniel WY 450F ONVOY, LLC - WY 654   2021-07-11   
307-336 2 Daniel WY 450F ONVOY, LLC - WY 654   2023-10-12   
307-336 3 Daniel WY 450F ONVOY, LLC - WY 654   2020-09-05   
307-336 5 Daniel WY 450F ONVOY, LLC - WY 654   2020-12-19   
307-336 6 Daniel WY 450F ONVOY, LLC - WY 654   2020-12-19   
307-336 7 Daniel WY 450F ONVOY, LLC - WY 654   2019-09-21   
307-416 A Pinedale WY 450F ONVOY, LLC - WY 654      
307-416 0 Pinedale WY 450F ONVOY, LLC - WY 654   2023-10-12   
307-416 1 Pinedale WY 450F ONVOY, LLC - WY 654   2023-07-23   
307-456 A Big Piney WY 450F ONVOY, LLC - WY 654      
307-456 0 Big Piney WY 450F ONVOY, LLC - WY 654   2021-07-10   
307-456 1 Big Piney WY 450F ONVOY, LLC - WY 654   2023-06-18   
307-456 2 Big Piney WY 450F ONVOY, LLC - WY 654   2022-10-28   
307-456 4 Big Piney WY 450F ONVOY, LLC - WY 654   2020-09-05   
307-456 5 Big Piney WY 450F ONVOY, LLC - WY 654   2020-12-19   
307-456 6 Big Piney WY 450F ONVOY, LLC - WY 654   2020-12-19   
307-456 7 Big Piney WY 450F ONVOY, LLC - WY 654   2019-09-21   

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

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