Local Calling Guide

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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 364

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-364 A St Clair MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-364 0 St Clair MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2019-12-23   
636-364 1 St Clair MO STLTMOBODS1  7432 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MO 520   2013-06-15   
636-364 2 St Clair MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2013-03-16   
636-364 3 St Clair MO STLSMO09WMD  516C AT&T CORP. 520   2011-05-20   
636-364 4 St Clair MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-01-27   
636-364 5 St Clair MO STLSMOGZWMD  829J PAETEC ITEL, LLC 520   2008-09-08   
636-364 6 St Clair MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2013-05-05   
636-364 7 St Clair MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2024-03-02   
636-364 8 St Clair MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2009-01-17   
636-364 9 St Clair MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-12-18   

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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