Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 701 [Rate centres in NPA 701] [Dial plan for NPA 701]

NXX: 501

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
701-501 A Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636      
701-501 0 Casselton ND FARGNDBCXOX  073H TELNYX LLC 636   2020-12-28   
701-501 1 Casselton ND FARGNDBCX6Y  597J COMPUTER TELEPHONY INNOVATIONS INC. DBA VOXTELESYS 636   2021-02-26   
701-501 3 Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636   2020-12-11   
701-501 4 Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636   2020-12-11   
701-501 5 Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636   2020-10-23   
701-501 6 Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636   2021-02-12   
701-501 7 Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636   2019-10-11   
701-501 8 Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636   2021-02-12   
701-501 9 Casselton ND FARGNDBCX7X  452F ONVOY, LLC - ND 636   2021-05-21   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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