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: STLSMOWQDS2

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
573-966 0 Leadwood MO 093F ONVOY, LLC - MO 520   2016-10-21   
573-966 1 Leadwood MO 093F ONVOY, LLC - MO 520   2016-10-21   
573-966 8 Leadwood MO 093F ONVOY, LLC - MO 520   2019-05-19   
573-966 9 Leadwood MO 093F ONVOY, LLC - MO 520   2019-05-19   
573-967 6 Fisk MO 093F ONVOY, LLC - MO 520   2021-07-24   
573-973 A Eolia MO 093F ONVOY, LLC - MO 520      
573-973 2 Eolia MO 093F ONVOY, LLC - MO 520   2021-05-13   
573-973 3 Eolia MO 093F ONVOY, LLC - MO 520   2021-03-07   
573-973 6 Eolia MO 093F ONVOY, LLC - MO 520   2021-09-26   
573-973 8 Eolia MO 093F ONVOY, LLC - MO 520   2021-10-28   
573-983 3 Hunnewell MO 093F ONVOY, LLC - MO 520   2019-11-23   
573-983 4 Hunnewell MO 093F ONVOY, LLC - MO 520   2019-11-23   
573-984 1 Ste Genevieve MO 093F ONVOY, LLC - MO 520   2016-09-29   
573-984 2 Ste Genevieve MO 093F ONVOY, LLC - MO 520   2016-09-29   
573-987 1 Jackson MO 093F ONVOY, LLC - MO 520   2016-09-28   
573-987 2 Jackson MO 093F ONVOY, LLC - MO 520   2016-09-28   
573-989 8 Neelyville MO 093F ONVOY, LLC - MO 520   2021-07-24   
573-993 A Clarksville MO 093F ONVOY, LLC - MO 520      
573-993 3 Clarksville MO 093F ONVOY, LLC - MO 520   2020-12-20   
573-993 4 Clarksville MO 093F ONVOY, LLC - MO 520   2020-12-20   
573-993 7 Clarksville MO 093F ONVOY, LLC - MO 520   2021-05-13   
573-993 8 Clarksville MO 093F ONVOY, LLC - MO 520   2021-05-13   
573-994 A Annapolis MO 093F ONVOY, LLC - MO 520      
573-994 2 Annapolis MO 093F ONVOY, LLC - MO 520   2019-11-25   
573-994 3 Annapolis MO 093F ONVOY, LLC - MO 520   2019-11-25   
573-994 4 Annapolis MO 093F ONVOY, LLC - MO 520   2018-12-09   
573-994 5 Annapolis MO 093F ONVOY, LLC - MO 520   2021-03-07   
573-995 2 Bellflower MO 093F ONVOY, LLC - MO 520   2020-07-20   
573-995 3 Bellflower MO 093F ONVOY, LLC - MO 520   2020-07-20   
573-995 5 Bellflower MO 093F ONVOY, LLC - MO 520   2020-11-09   
573-995 9 Bellflower MO 093F ONVOY, LLC - MO 520   2020-11-09   
573-998 6 Williamsville MO 093F ONVOY, LLC - MO 520   2021-07-24   
618-205 9 Glen Carbon IL 224C ONVOY, LLC 520   2016-03-14   
618-206 1 O'Fallon IL 224C ONVOY, LLC 520   2021-02-26   
618-212 8 Belleville-Adams IL 224C ONVOY, LLC 520   2016-03-19   
618-213 9 Edgemont IL 224C ONVOY, LLC 520   2024-04-04   
618-221 4 Breese IL 224C ONVOY, LLC 520   2016-09-07   
618-221 5 Breese IL 224C ONVOY, LLC 520   2016-09-07   
618-226 2 Shattuc IL 224C ONVOY, LLC 520   2018-07-29   
618-226 4 Shattuc IL 224C ONVOY, LLC 520   2019-07-29   
618-226 5 Shattuc IL 224C ONVOY, LLC 520   2019-07-29   
618-226 6 Shattuc IL 224C ONVOY, LLC 520   2020-06-20   
618-226 8 Shattuc IL 224C ONVOY, LLC 520   2020-06-20   
618-227 4 Beckemeyer IL 224C ONVOY, LLC 520   2023-10-08   
618-227 6 Beckemeyer IL 224C ONVOY, LLC 520   2019-09-07   
618-227 7 Beckemeyer IL 224C ONVOY, LLC 520   2016-09-07   
618-227 9 Beckemeyer IL 224C ONVOY, LLC 520   2016-09-07   
618-228 3 Aviston IL 224C ONVOY, LLC 520   2019-09-07   
618-228 4 Aviston IL 224C ONVOY, LLC 520   2021-02-26   
618-230 2 Edgemont IL 224C ONVOY, LLC 520   2016-03-27   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 >>

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.