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: 933

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-933 A Kimball MN STCDMNTOX4Y  965H FRACTEL, LLC 626      
320-933 3 Kimball MN   965H FRACTEL, LLC 626   2020-12-12   
320-933 9 Kimball MN   145J TERRA NOVA TELECOM INC. 626   2025-06-06   

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

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