Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: STLSMO05RMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
636-812 6 Chesterfield MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2014-04-25   
636-851 9 Harvester MCA4 MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2011-05-29   
636-888 0 St Clair MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2014-05-24   
636-891 0 Manchester MCA3 MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2023-02-20   
636-893 0 Manchester MCA3 MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2023-02-20   
636-896 5 St Charles MCA3 MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2011-10-11   
636-896 7 St Charles MCA3 MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2005-11-12   
636-926 6 Harvester MCA4 MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2014-12-11   
636-936 9 Harvester MCA4 MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2012-09-09   
636-944 1 Ware MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2009-01-17   
636-944 4 Ware MO 993E BANDWIDTH.COM CLEC, LLC - MO 520   2011-09-17   
660-961 A Coal MO 993E BANDWIDTH.COM CLEC, LLC - MO 524      
660-961 0 Coal MO 993E BANDWIDTH.COM CLEC, LLC - MO 524   2021-11-12   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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