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: 307

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-307 A Braham MN   184D ONVOY, LLC - MN 628      
320-307 0 Braham MN MPLSMNDTXRX  980E BANDWIDTH.COM CLEC, LLC - MN 628   2012-08-12   
320-307 1 Braham MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2012-09-25   
320-307 3 Braham MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2012-11-30   
320-307 4 Braham MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2012-11-30   
320-307 5 Braham MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2012-11-30   
320-307 6 Braham MN MPLSMNCDDSF  107F PEERLESS NETWORK OF MINNESOTA, LLC - MN 628   2013-05-03   
320-307 7 Braham MN MPLSMNCDDSF  107F PEERLESS NETWORK OF MINNESOTA, LLC - MN 628   2013-05-03   
320-307 8 Braham MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2014-10-07   
320-307 9 Braham MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2014-10-07   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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