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: CLMBOHLT1MD

<< 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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
220-386 4 Chesapeake OH 464C ONVOY, LLC - OH 324   2022-04-07   
220-386 5 Chesapeake OH 464C ONVOY, LLC - OH 324   2021-08-13   
220-386 6 Chesapeake OH 464C ONVOY, LLC - OH 324   2021-08-13   
220-386 7 Chesapeake OH 464C ONVOY, LLC - OH 324   2021-08-13   
220-386 8 Chesapeake OH 464C ONVOY, LLC - OH 324   2021-08-13   
220-400 1 Chesterhill OH 464C ONVOY, LLC - OH 324   2021-06-25   
220-400 2 Chesterhill OH 464C ONVOY, LLC - OH 324   2022-03-03   
220-440 A Frazeysburg OH 464C ONVOY, LLC - OH 324      
220-440 3 Frazeysburg OH 464C ONVOY, LLC - OH 324   2022-05-14   
220-440 4 Frazeysburg OH 464C ONVOY, LLC - OH 324   2021-03-07   
220-440 5 Frazeysburg OH 464C ONVOY, LLC - OH 324   2021-03-07   
220-440 6 Frazeysburg OH 464C ONVOY, LLC - OH 324   2021-03-07   
220-440 7 Frazeysburg OH 464C ONVOY, LLC - OH 324   2021-03-07   
220-440 8 Frazeysburg OH 464C ONVOY, LLC - OH 324   2021-03-07   
220-440 9 Frazeysburg OH 464C ONVOY, LLC - OH 324   2022-05-14   
220-444 A Mingo Junction OH 464C ONVOY, LLC - OH 324      
220-444 2 Mingo Junction OH 464C ONVOY, LLC - OH 324   2021-03-11   
220-444 4 Mingo Junction OH 464C ONVOY, LLC - OH 324   2017-11-16   
220-499 0 Marietta OH 464C ONVOY, LLC - OH 324   2024-02-02   
220-499 1 Marietta OH 464C ONVOY, LLC - OH 324   2024-02-02   
220-499 5 Marietta OH 464C ONVOY, LLC - OH 324   2023-05-13   
220-499 6 Marietta OH 464C ONVOY, LLC - OH 324   2024-03-09   
220-499 7 Marietta OH 464C ONVOY, LLC - OH 324   2024-03-09   
220-499 8 Marietta OH 464C ONVOY, LLC - OH 324   2023-07-30   
220-500 2 Millersport OH 464C ONVOY, LLC - OH 324   2021-03-22   
220-500 3 Millersport OH 464C ONVOY, LLC - OH 324   2021-03-22   
220-500 6 Millersport OH 464C ONVOY, LLC - OH 324   2021-05-22   
220-500 7 Millersport OH 464C ONVOY, LLC - OH 324   2021-05-22   
220-500 8 Millersport OH 464C ONVOY, LLC - OH 324   2023-01-07   
220-529 0 Old Washington OH 464C ONVOY, LLC - OH 324   2023-08-24   
220-529 1 Old Washington OH 464C ONVOY, LLC - OH 324   2022-12-28   
220-529 2 Old Washington OH 464C ONVOY, LLC - OH 324   2021-02-12   
220-529 4 Old Washington OH 464C ONVOY, LLC - OH 324   2021-03-24   
220-577 2 Zanesville OH 464C ONVOY, LLC - OH 324   2021-08-15   
220-577 3 Zanesville OH 464C ONVOY, LLC - OH 324   2021-08-15   
220-577 4 Zanesville OH 464C ONVOY, LLC - OH 324   2021-08-15   
220-577 5 Zanesville OH 464C ONVOY, LLC - OH 324   2021-08-15   
220-599 0 Laurelville OH 464C ONVOY, LLC - OH 324   2023-09-30   
220-666 A Baltimore OH 464C ONVOY, LLC - OH 324      
220-666 0 Baltimore OH 464C ONVOY, LLC - OH 324   2019-02-22   
220-666 1 Baltimore OH 464C ONVOY, LLC - OH 324   2019-02-22   
220-666 3 Baltimore OH 464C ONVOY, LLC - OH 324   2020-09-04   
220-666 4 Baltimore OH 464C ONVOY, LLC - OH 324   2020-09-04   
220-666 6 Baltimore OH 464C ONVOY, LLC - OH 324   2017-12-07   
220-666 7 Baltimore OH 464C ONVOY, LLC - OH 324   2020-12-13   
220-666 8 Baltimore OH 464C ONVOY, LLC - OH 324   2020-12-13   
220-699 2 Idaho OH 464C ONVOY, LLC - OH 324   2023-07-30   
220-699 6 Idaho OH 464C ONVOY, LLC - OH 324   2021-08-13   
220-699 7 Idaho OH 464C ONVOY, LLC - OH 324   2021-08-13   
220-699 8 Idaho OH 464C ONVOY, LLC - OH 324   2022-04-07   

<< 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 >>

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.