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: STLSMOPL5MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
314-390 A St Louis MO 197D VONAGE AMERICA LLC 520      
314-390 0 St Louis MO 197D VONAGE AMERICA LLC 520   2017-10-28   
314-390 1 St Louis MO 197D VONAGE AMERICA LLC 520   2017-10-28   
314-463 0 Ladue MO 197D VONAGE AMERICA LLC 520   2018-12-06   
314-463 3 Ladue MO 197D VONAGE AMERICA LLC 520   2018-12-06   
314-463 8 Ladue MO 197D VONAGE AMERICA LLC 520   2018-12-06   
314-778 2 Ladue MO 197D VONAGE AMERICA LLC 520   2018-12-06   
636-214 5 Chesterfield MO 197D VONAGE AMERICA LLC 520   2022-09-04   
636-369 5 Washington MO 197D VONAGE AMERICA LLC 520   2021-06-20   
636-557 6 Manchester MO 197D VONAGE AMERICA LLC 520   2022-09-04   
636-589 2 Warrenton MO 197D VONAGE AMERICA LLC 520   2023-11-02   
636-800 4 St Charles MO 197D VONAGE AMERICA LLC 520   2019-12-06   

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

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