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.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
314-232 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-233 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-234 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-252 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-270 A Sappington MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-288 A Kirkwood MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-451 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-545 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-649 A Mehlville MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-655 A St Louis MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-656 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-657 A St Louis MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-659 A St Louis MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-682 A Creve Coeur MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-683 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-684 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-687 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-777 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-824 A Ladue MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
314-955 A St Louis MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-651 A Fenton MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-681 A Chesterfield MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-685 A Harvester MCA4 MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-686 A Manchester MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-688 A St Charles MCA3 MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-689 A Valley Park MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-695 A Dardenne MCA4 MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-696 A O'Fallon MCA4 MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-697 A St Peters MCA4 MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      
636-698 A Wentzville MO 7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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