Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 507 [Rate centres in NPA 507] [Dial plan for NPA 507]

NXX: 704

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-704 A Altura MN ROCHMNHH0MD  447D CHARTER FIBERLINK, LLC - MN 620      
507-704 0 Altura MN   184D ONVOY, LLC - MN 620   2017-11-19   
507-704 1 Altura MN   447D CHARTER FIBERLINK, LLC - MN 620   2016-10-01   
507-704 3 Altura MN   624H ONVOY SPECTRUM, LLC 620   2021-06-21   
507-704 4 Altura MN   184D ONVOY, LLC - MN 620   2019-09-11   
507-704 6 Altura MN   624H ONVOY SPECTRUM, LLC 620   2021-10-23   
507-704 7 Altura MN   508J CENTURYLINK COMMUNICATIONS LLC 620   2017-05-06   
507-704 8 Altura MN   073H TELNYX LLC 620   2020-06-29   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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