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: 987

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-987 A Windsor MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524   2024-02-05   
660-987 0 Windsor MO KSCYMO55XPY  939H COMMIO, LLC 524   2022-12-11   
660-987 7 Windsor MO WRBGMOXAXCX  093F ONVOY, LLC - MO 524   2021-03-07   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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