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: 616

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-616 A Little Falls MN LTFLMNLFDS0  9631 QWEST CORPORATION 626      
320-616 0 Little Falls MN   5256 LEVEL 3 COMMUNICATIONS, LLC - MN 626   2004-12-19   
320-616 1 Little Falls MN   980E BANDWIDTH.COM CLEC, LLC - MN 626   2008-11-30   
320-616 2 Little Falls MN   9631 QWEST CORPORATION 626      
320-616 3 Little Falls MN   9631 QWEST CORPORATION 626      
320-616 4 Little Falls MN   9631 QWEST CORPORATION 626      
320-616 5 Little Falls MN   9631 QWEST CORPORATION 626      
320-616 6 Little Falls MN   9631 QWEST CORPORATION 626      
320-616 7 Little Falls MN   9631 QWEST CORPORATION 626      
320-616 8 Little Falls MN   5816 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN 626   2025-04-01   
320-616 9 Little Falls MN   9631 QWEST CORPORATION 626      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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