Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: LKLLMNXLRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
320-664 A Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 0 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 1 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 4 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 5 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 6 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 7 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 8 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-664 9 Lake Lillian MN 1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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