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: 377

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-377 A Grove City MN STCDMNTOX0X  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 626      
320-377 1 Grove City MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2021-09-27   
320-377 2 Grove City MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2020-08-17   
320-377 3 Grove City MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2020-08-17   
320-377 7 Grove City MN STCDMNTOXHX  508J CENTURYLINK COMMUNICATIONS, LLC 626   2017-06-20   
320-377 8 Grove City MN STCDMNTOX3X  184D ONVOY, LLC - MN 626   2023-09-03   
320-377 9 Grove City MN STCDMNTOXRX  980E BANDWIDTH.COM CLEC, LLC - MN 626   2008-11-30   

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

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