Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-982 7 Milaca MN MILCMN01RS0  2630 LOCAL ACCESS NETWORK, LLC 626      
320-982 8 Milaca MN MILCMN01RS0  2630 LOCAL ACCESS NETWORK, LLC 626      
320-982 9 Milaca MN MILCMN01RS0  2630 LOCAL ACCESS NETWORK, LLC 626      
320-983 A Milaca MN MILCMNXMDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-983 1 Milaca MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2019-06-21   
320-983 2 Milaca MN MILCMNXMDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-983 3 Milaca MN MILCMNXMDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-983 4 Milaca MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2019-06-21   
320-983 5 Milaca MN MILCMNXMDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-983 6 Milaca MN MILCMNXMDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-983 7 Milaca MN MILCMNXMDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-983 8 Milaca MN MILCMNXMDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-983 9 Milaca MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2021-11-01   
320-986 A Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 1 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 2 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 3 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 4 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 5 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 6 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 7 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 8 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-986 9 Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-987 A Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 0 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 1 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 2 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 3 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 4 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 5 Greenwald MN STCDMNTOXXX  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626   2022-05-05   
320-987 6 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 7 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 8 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-987 9 Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-993 A Brooten MN STCDMNTOXXX  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-993 1 Brooten MN STCDMNTOXNX  624H ONVOY SPECTRUM, LLC 626   2024-12-19   
320-993 2 Brooten MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2021-03-11   
320-993 3 Brooten MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2020-05-26   
320-993 4 Brooten MN   2629 FEDERATED TELEPHONE COOPERATIVE - MN 626   2025-04-18   
320-993 6 Brooten MN STCDMNTOXXX  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626   2010-07-11   
320-993 9 Brooten MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2021-09-27   
320-995 A Svea MN SVEAMNXSRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-995 0 Svea MN SVEAMNXSRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-995 1 Svea MN SVEAMNXSRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-995 2 Svea MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2017-05-29   
320-995 4 Svea MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2015-06-20   
320-995 5 Svea MN STCDMNTOXTX  073H TELNYX LLC 626   2020-07-23   
320-995 6 Svea MN SVEAMNXSRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-995 7 Svea MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2021-05-24   
320-995 8 Svea MN SVEAMNXSRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
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 9 Sandstone MN   145J TERRA NOVA TELECOM INC. 628   2019-03-18   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.