Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 660 [Rate centres in NPA 660] [Dial plan for NPA 660]

NXX: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-336 A Ionia MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524      
660-336 1 Ionia MO WRBGMO150MD  5607 CHARTER FIBERLINK - MISSOURI, LLC - MO 524   2023-11-12   
660-336 3 Ionia MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524   2018-10-28   
660-336 4 Ionia MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524   2022-12-28   
660-336 6 Ionia MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524   2020-11-06   
660-336 7 Ionia MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524   2020-11-06   
660-336 8 Ionia MO KSCYMO55X0Z  965H FRACTEL, LLC 524   2019-11-14   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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