Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 1412 KASSON & MANTORVILLE TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
507-365 A Rock Dell MN RKDLMNXRRS3  620      
507-634 A Kasson MN KSSNMNXK63G  620      
507-635 A Mantorville MN MNVLMNXMRS6  620      

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

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