Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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North Spirit Lake, MN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
507-856 A SPLKIACODS0  9631 QWEST CORPORATION 630      
507-856 0   719F MCC TELEPHONY OF MINNESOTA, LLC - MN 630   2015-12-03   
507-856 1   9631 QWEST CORPORATION 630      
507-856 2   9631 QWEST CORPORATION 630      
507-856 3   9631 QWEST CORPORATION 630      
507-856 4   9631 QWEST CORPORATION 630      
507-856 5   9631 QWEST CORPORATION 630      
507-856 6   9631 QWEST CORPORATION 630      
507-856 7   5256 LEVEL 3 COMMUNICATIONS, LLC - MN 630   2023-02-28   
507-856 8   9631 QWEST CORPORATION 630      
507-856 9   508J CENTURYLINK COMMUNICATIONS, LLC 630   2017-01-09   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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