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: 899

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-899 A Pennock MN STCDMNTOX4Y  965H FRACTEL, LLC 626      
320-899 1 Pennock MN STCDMNTOXNX  624H ONVOY SPECTRUM, LLC 626   2024-12-19   
320-899 2 Pennock MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2021-03-11   
320-899 6 Pennock MN DWSNMNABRS0  2836 FARMERS MUTUAL TELEPHONE COMPANY - MN 626   2024-03-10   
320-899 8 Pennock MN   145J TERRA NOVA TELECOM INC. 626   2025-05-29   
320-899 9 Pennock MN   965H FRACTEL, LLC 626   2020-12-12   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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