Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 383

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-383 A Troy MO WNVLMOXAVMD  5562 METROPCS, INC. 520      
636-383 0 Troy MO   6529 T-MOBILE USA, INC. 520   2016-09-30   
636-383 1 Troy MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2014-11-22   
636-383 2 Troy MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2014-11-22   
636-383 3 Troy MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2017-11-07   
636-383 4 Troy MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2017-07-31   
636-383 5 Troy MO   6529 T-MOBILE USA, INC. 520   2015-04-20   
636-383 6 Troy MO   6529 T-MOBILE USA, INC. 520   2017-04-11   
636-383 7 Troy MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2016-02-05   
636-383 8 Troy MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2016-02-05   
636-383 9 Troy MO   5562 METROPCS, INC. 520   2014-08-24   

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

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