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: 229

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-229 A Marshall MO KSCZMOVRAMD  6701 AERIAL COMMUNICATIONS, INC. 524      
660-229 0 Marshall MO   6701 AERIAL COMMUNICATIONS, INC. 524      
660-229 1 Marshall MO   6701 AERIAL COMMUNICATIONS, INC. 524      
660-229 2 Marshall MO   6701 AERIAL COMMUNICATIONS, INC. 524      
660-229 3 Marshall MO   6701 AERIAL COMMUNICATIONS, INC. 524      
660-229 4 Marshall MO   5562 METROPCS, INC. 524      
660-229 5 Marshall MO   093F ONVOY, LLC - MO 524   2023-09-10   
660-229 6 Marshall MO   145J TERRA NOVA TELECOM INC. 524   2024-02-13   
660-229 7 Marshall MO   145J TERRA NOVA TELECOM INC. 524   2024-09-14   
660-229 8 Marshall MO   093F ONVOY, LLC - MO 524   2024-03-02   
660-229 9 Marshall MO   6701 AERIAL COMMUNICATIONS, INC. 524      

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

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