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: 758

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-758 A St Clair MO STLSMOGZFMD  965H FRACTEL, LLC 520      
636-758 0 St Clair MO   6529 T-MOBILE USA, INC. 520   2022-01-19   
636-758 1 St Clair MO   6529 T-MOBILE USA, INC. 520   2021-03-10   
636-758 2 St Clair MO   6529 T-MOBILE USA, INC. 520   2022-01-19   
636-758 3 St Clair MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2024-08-19   
636-758 4 St Clair MO   6529 T-MOBILE USA, INC. 520   2022-01-19   
636-758 5 St Clair MO   145J TERRA NOVA TELECOM INC. 520   2024-10-24   
636-758 6 St Clair MO   965H FRACTEL, LLC 520   2019-12-26   
636-758 7 St Clair MO   093F ONVOY, LLC - MO 520   2023-10-22   
636-758 8 St Clair MO   093F ONVOY, LLC - MO 520   2023-10-22   
636-758 9 St Clair MO   093F ONVOY, LLC - MO 520   2023-10-22   

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

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