Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 601 [Rate centres in NPA 601] [Dial plan for NPA 601]

NXX: 603

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-603 A Mize MS JCSNMSCP64Z  6396 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS 482      
601-603 0 Mize MS   6396 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS 482      
601-603 1 Mize MS   6396 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS 482      
601-603 2 Mize MS   719E ONVOY, LLC - MS 482   2016-08-23   
601-603 3 Mize MS   719E ONVOY, LLC - MS 482   2016-08-23   
601-603 4 Mize MS   719E ONVOY, LLC - MS 482   2021-02-23   
601-603 5 Mize MS   719E ONVOY, LLC - MS 482   2021-02-23   
601-603 7 Mize MS   508J CENTURYLINK COMMUNICATIONS, LLC 482   2014-04-07   
601-603 9 Mize MS   992E BANDWIDTH.COM CLEC, LLC - MS 482   2021-06-18   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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