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: 699

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-699 A St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-699 0 St Charles MO   6529 T-MOBILE USA, INC. 520   2003-11-24   
636-699 1 St Charles MO   093F ONVOY, LLC - MO 520      
636-699 2 St Charles MO   6529 T-MOBILE USA, INC. 520   2003-11-24   
636-699 3 St Charles MO   6529 T-MOBILE USA, INC. 520   2003-11-03   
636-699 4 St Charles MO   093F ONVOY, LLC - MO 520      
636-699 5 St Charles MO   6529 T-MOBILE USA, INC. 520   2003-11-03   
636-699 6 St Charles MO   6529 T-MOBILE USA, INC. 520   2003-07-16   
636-699 7 St Charles MO   6529 T-MOBILE USA, INC. 520   2003-07-01   
636-699 8 St Charles MO   6529 T-MOBILE USA, INC. 520   2003-05-26   
636-699 9 St Charles MO   5562 METROPCS, INC. 520   2003-03-16   

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

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