Local Calling Guide

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

NXX: 444

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-444 A Valley Park MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-444 0 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 1 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 2 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 3 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 4 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 5 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 6 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 7 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 8 Valley Park MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2004-08-02   
636-444 9 Valley Park MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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