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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-837 4 Cape Girardeau MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2002-06-30   
573-839 A Rhineland MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-839 2 Rhineland MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2017-12-24   
573-844 A Crocker MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-844 4 Crocker MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-06-30   
573-848 A Steele MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-848 4 Steele MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2020-10-25   
573-850 4 Poplar Bluff MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2022-12-23   
573-859 2 Belle MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-10-14   
573-872 4 Poplar Bluff MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2019-06-03   
573-880 4 Ste Genevieve MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2008-09-28   
573-899 4 St James MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2020-08-08   
573-912 A Hatton MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-912 2 Hatton MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2017-12-24   
573-917 A Dixon MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-917 4 Dixon MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-06-30   
573-917 5 Dixon MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2025-03-15   
573-928 7 Montauk MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-10-14   
573-963 A New Madrid MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-963 7 New Madrid MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2016-09-24   
573-977 A Bigspring MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-977 2 Bigspring MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2017-12-24   
573-985 6 New London MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2012-05-20   
573-994 7 Annapolis MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-10-14   
573-995 A Bellflower MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
573-995 4 Bellflower MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-02-06   
636-200 5 Manchester MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2011-08-26   
636-200 6 Manchester MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2012-07-29   
636-205 A Winfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-205 0 Winfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-01-27   
636-205 4 Winfield MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
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   
636-385 5 O'Fallon MCA4 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-02-25   
636-388 A Union MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-388 0 Union MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-12-13   
636-388 4 Union MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-389 A St Charles MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520      
636-389 5 St Charles MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2015-12-24   
636-400 1 Portage des Sioux MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-11-01   
636-409 8 O'Fallon MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2017-11-24   
636-433 4 Marthasville MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-08-21   
636-433 8 Marthasville MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2011-04-14   
636-439 2 O'Fallon MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2011-03-16   
636-439 5 O'Fallon MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2012-03-22   
636-442 1 Harvester MCA4 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-12-30   
636-442 4 Harvester MCA4 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2003-01-12   
636-445 8 Wentzville MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2017-06-23   
636-451 7 Gray Summit MCA5 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2005-12-16   
636-451 9 Gray Summit MCA5 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-12-15   
636-452 7 Ware MCA5 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2006-09-11   
636-452 9 Ware MCA5 MO 4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2004-04-16   

<< 1 2 3 4 5 6 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.