Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 320 [Rate centres in NPA 320] [Dial plan for NPA 320]

NXX: 302

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-302 A Royalton MN STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-302 0 Royalton MN   429A MIDCONTINENT COMMUNICATIONS - MN 626   2011-11-26   
320-302 1 Royalton MN   184D ONVOY, LLC - MN 626   2012-12-17   
320-302 2 Royalton MN   980E BANDWIDTH.COM CLEC, LLC - MN 626   2015-06-20   
320-302 3 Royalton MN   073H TELNYX LLC 626   2020-07-23   
320-302 4 Royalton MN   184D ONVOY, LLC - MN 626   2021-03-11   
320-302 5 Royalton MN   508J CENTURYLINK COMMUNICATIONS, LLC 626   2017-06-22   
320-302 6 Royalton MN   184D ONVOY, LLC - MN 626   2012-09-25   
320-302 7 Royalton MN   184D ONVOY, LLC - MN 626   2011-12-09   
320-302 8 Royalton MN   184D ONVOY, LLC - MN 626   2014-10-08   
320-302 9 Royalton MN   184D ONVOY, LLC - MN 626   2014-10-08   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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