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: 358

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-358 A Trenton MO TRENMOELRS0  9533 SOUTHWESTERN BELL 524      
660-358 1 Trenton MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524   2005-12-16   
660-358 2 Trenton MO TRENMOELRS0  9533 SOUTHWESTERN BELL 524      
660-358 4 Trenton MO TRENMOELRS0  9533 SOUTHWESTERN BELL 524      
660-358 5 Trenton MO TRENMOELRS0  9533 SOUTHWESTERN BELL 524      
660-358 8 Trenton MO KSCZMODR3MD  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524   2004-12-15   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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