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: 944

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-944 A Ware MO WAREMOWHRS0  9533 SOUTHWESTERN BELL 520      
636-944 0 Ware MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2010-05-03   
636-944 1 Ware MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2009-01-17   
636-944 2 Ware MO STLSMO09WMD  516C AT&T CORP. 520   2011-05-20   
636-944 3 Ware MO WAREMOWHRS0  9533 SOUTHWESTERN BELL 520      
636-944 4 Ware MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2011-09-17   
636-944 5 Ware MO STLSMOGZ6MD  073H TELNYX LLC 520   2019-12-27   
636-944 6 Ware MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2013-05-04   
636-944 8 Ware MO STLSMOGZDS5  225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2013-05-04   
636-944 9 Ware MO   515J IP HORIZON LLC 520   2013-12-19   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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