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: 490

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-490 A Howard Lake MN ANDLMNXBPS1  1226 WH LINK, LLC - MN 628      
320-490 0 Howard Lake MN ANDLMNXBDS0  1226 WH LINK, LLC - MN 628      
320-490 1 Howard Lake MN ANDLMNXBDS0  1226 WH LINK, LLC - MN 628      
320-490 2 Howard Lake MN ANDLMNXBDS0  1226 WH LINK, LLC - MN 628      
320-490 3 Howard Lake MN ANDLMNXBDS0  1226 WH LINK, LLC - MN 628      
320-490 4 Howard Lake MN ANDLMNXBDS0  1226 WH LINK, LLC - MN 628      
320-490 5 Howard Lake MN ANDLMNXBDS0  1226 WH LINK, LLC - MN 628      
320-490 6 Howard Lake MN ANDLMNXBDS0  1226 WH LINK, LLC - MN 628      
320-490 7 Howard Lake MN OSSEMNXODMD  593K MCC TELEPHONY LLC 628   2010-05-15   
320-490 8 Howard Lake MN MPLSMNCDZMD  073H TELNYX LLC 628   2020-07-19   
320-490 9 Howard Lake MN ANDLMNXBPS1  1226 WH LINK, LLC - MN 628      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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