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: STLSMOPLDS4

<< 1 2 3 4 5 6 7 8 9 10 11 12 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
636-224 4 Herculaneum-Pevely MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-09-17   
636-232 A Festus-Crystal City MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-232 0 Festus-Crystal City MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-232 9 Festus-Crystal City MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-234 A Union MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-234 0 Union MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-234 9 Union MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-235 A Warrenton MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-235 0 Warrenton MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-235 4 Warrenton MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-05-27   
636-235 9 Warrenton MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-237 6 Chesterfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2015-08-21   
636-238 3 Manchester MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-10-24   
636-238 4 Manchester MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-10-24   
636-243 A De Soto MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-243 0 De Soto MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-243 9 De Soto MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-252 4 Chesterfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2022-01-14   
636-264 A Winfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-264 0 Winfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-266 A Washington MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-266 0 Washington MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-02-04   
636-266 4 Washington MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-266 6 Washington MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-06-28   
636-268 2 Chesterfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2024-07-26   
636-319 5 Dardenne MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2021-11-06   
636-322 2 St Clair MCA5 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2008-04-28   
636-323 A Antonia MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-323 4 Antonia MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-324 0 Pond MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2008-04-28   
636-333 0 Maxville MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-01-14   
636-333 1 Maxville MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-02-10   
636-333 5 Maxville MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2003-03-23   
636-334 A Pacific MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-334 0 Pacific MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2008-12-05   
636-334 3 Pacific MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-01-27   
636-334 9 Pacific MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-12-18   
636-336 1 Harvester MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-04-07   
636-338 8 Hawk Point MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-10-14   
636-352 A St Charles MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-352 0 St Charles MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-10-21   
636-352 1 St Charles MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-07-15   
636-352 2 St Charles MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-07-15   
636-352 4 St Charles MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-355 4 Foley MCA6 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-10-14   
636-356 6 Moscow Mills MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-10-14   
636-364 A St Clair MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-364 4 St Clair MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-01-27   
636-364 9 St Clair MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-12-18   
636-384 1 Wright City MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-02-20   

<< 1 2 3 4 5 6 7 8 9 10 11 12 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.