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: 380

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
701-380 A Mayville ND FARGNDBCX7X  452F ONVOY, LLC - ND 636      
701-380 0 Mayville ND   452F ONVOY, LLC - ND 636   2012-12-31   
701-380 1 Mayville ND   452F ONVOY, LLC - ND 636   2019-09-06   
701-380 2 Mayville ND   8054 LEVEL 3 COMMUNICATIONS, LLC - ND 636   2013-10-21   
701-380 3 Mayville ND   452F ONVOY, LLC - ND 636   2013-04-20   
701-380 4 Mayville ND   452F ONVOY, LLC - ND 636   2016-03-30   
701-380 5 Mayville ND   452F ONVOY, LLC - ND 636   2016-03-30   
701-380 6 Mayville ND   508J CENTURYLINK COMMUNICATIONS, LLC 636   2017-06-01   
701-380 7 Mayville ND   452F ONVOY, LLC - ND 636   2011-11-05   
701-380 8 Mayville ND   452F ONVOY, LLC - ND 636   2018-05-26   
701-380 9 Mayville ND   452F ONVOY, LLC - ND 636   2019-10-31   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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