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: FARGNDBCXMX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
701-808 4 Emerado ND 624H ONVOY SPECTRUM, LLC 636   2021-07-18   
701-808 9 Emerado ND 624H ONVOY SPECTRUM, LLC 636   2021-10-29   
701-960 2 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2023-09-16   
701-960 3 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2023-09-16   
701-960 4 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2023-09-16   
701-963 8 Hatton ND 624H ONVOY SPECTRUM, LLC 636   2021-07-18   
701-971 7 Wahpeton ND 624H ONVOY SPECTRUM, LLC 636   2021-07-18   
701-977 3 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2021-10-29   
701-977 4 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2021-10-29   
701-977 5 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2021-10-29   
701-977 6 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2021-10-29   
701-977 7 Fargo ND 624H ONVOY SPECTRUM, LLC 636   2021-05-24   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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