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: STLSMOGZDS5

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
636-748 6 Cedar Hill MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2010-09-04   
636-748 9 Cedar Hill MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2010-09-04   
636-800 6 St Charles MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2020-04-15   
636-821 6 Pond MCA4 MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2010-02-12   
636-888 A St Clair MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520      
636-888 1 St Clair MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2014-03-14   
636-888 8 St Clair MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2014-03-14   
636-891 7 Manchester MCA3 MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2010-02-12   
636-893 9 Manchester MCA3 MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2021-03-25   
636-944 0 Ware MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2010-05-03   
636-944 6 Ware MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2013-05-04   
636-944 8 Ware MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2013-05-04   
660-357 8 Trenton MO 225F PEERLESS NETWORK OF MISSOURI, LLC - MO 524   2019-05-19   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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