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]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-981 A Granite Falls MN STCDMNTOXQX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 626      
320-982 A 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      
320-986 A Hoffman MN HFMNMNXHDS1  1475 RUNESTONE TELEPHONE ASSOCIATION 626      
320-987 A Greenwald MN GNWLMNXGRS9  1430 MELROSE TEL. CO. 626      
320-993 A Brooten MN STCDMNTOXXX  719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626      
320-995 A 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      

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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