Local Calling Guide

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NPA: 320 [Rate centres in NPA 320] [Dial plan for NPA 320]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-995 9 Svea MN SVEAMNXSRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-999 A Sandstone MN MPLSMNCDX4X  145J TERRA NOVA TELECOM INC. 628      
320-999 0 Sandstone MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2019-03-19   
320-999 1 Sandstone MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2019-03-19   
320-999 2 Sandstone MN MPLSMNDTXRX  980E BANDWIDTH.COM CLEC, LLC - MN 628   2019-06-14   
320-999 3 Sandstone MN MPLSMNDTXRX  980E BANDWIDTH.COM CLEC, LLC - MN 628   2019-07-26   
320-999 4 Sandstone MN MPLSMNCDDSF  107F PEERLESS NETWORK OF MINNESOTA, LLC - MN 628   2019-10-25   
320-999 5 Sandstone MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2020-11-07   
320-999 6 Sandstone MN MPLSMNDTX1Y  8405 TELEPORT COMMUNICATIONS AMERICA, LLC - MN 628   2020-06-26   
320-999 7 Sandstone MN MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2020-11-07   
320-999 8 Sandstone MN   5816 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN 628   2025-04-28   
320-999 9 Sandstone MN   145J TERRA NOVA TELECOM INC. 628   2019-03-18   

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Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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