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.

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

NXX: 692

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-692 A High Ridge MCA4 MO STLSMOGZRMD  4891 WINDSTREAM NUVOX MISSOURI, LLC 520      
636-692 0 High Ridge MCA4 MO STLSMOGZRMD  4891 WINDSTREAM NUVOX MISSOURI, LLC 520      
636-692 1 High Ridge MCA4 MO MNCHMOAQGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2007-01-19   
636-692 2 High Ridge MCA4 MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2011-06-05   
636-692 3 High Ridge MCA4 MO MNCHMOAQGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2007-01-19   
636-692 4 High Ridge MCA4 MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-04-10   
636-692 5 High Ridge MCA4 MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-07-01   
636-692 6 High Ridge MCA4 MO STLSMOPLDS4  4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-07-01   
636-692 7 High Ridge MCA4 MO   225F PEERLESS NETWORK OF MISSOURI, LLC - MO 520   2024-02-23   
636-692 8 High Ridge MCA4 MO MNCHMOAQGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2006-10-04   
636-692 9 High Ridge MCA4 MO STLVMOOH2MD  6529 T-MOBILE USA, INC. 520   2014-03-08   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.