Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 507 [Rate centres in NPA 507] [Dial plan for NPA 507]

NXX: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-328 A Rochester MN MDFDMNAT2MD  7421 AT&T - LOCAL 620      
507-328 0 Rochester MN   980E BANDWIDTH.COM CLEC, LLC - MN 620   2016-07-16   
507-328 1 Rochester MN   5816 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MN 620   2021-06-23   
507-328 2 Rochester MN   9631 QWEST CORPORATION 620   2006-05-05   
507-328 3 Rochester MN   9631 QWEST CORPORATION 620   2006-05-05   
507-328 4 Rochester MN   9631 QWEST CORPORATION 620   2006-05-05   
507-328 5 Rochester MN   9631 QWEST CORPORATION 620   2006-05-05   
507-328 6 Rochester MN   9631 QWEST CORPORATION 620   2006-05-05   
507-328 7 Rochester MN   9631 QWEST CORPORATION 620   2006-05-05   
507-328 8 Rochester MN   7421 AT&T - LOCAL 620      
507-328 9 Rochester MN   7421 AT&T - LOCAL 620      

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

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