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: TOLDOH21XYZ

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
567-599 3 Genoa OH 939H COMMIO, LLC 326   2023-08-20   
567-599 6 Genoa OH 939H COMMIO, LLC 326   2024-03-30   
567-599 7 Genoa OH 939H COMMIO, LLC 326   2024-03-30   
567-599 8 Genoa OH 939H COMMIO, LLC 326   2023-08-20   
567-624 0 Bowling Green OH 939H COMMIO, LLC 326   2022-11-04   
567-644 7 Celina OH 939H COMMIO, LLC 326   2022-11-04   
567-666 9 Toledo OH 939H COMMIO, LLC 326   2024-03-30   
567-732 0 Elmore OH 939H COMMIO, LLC 326   2021-07-08   
567-732 1 Elmore OH 939H COMMIO, LLC 326   2021-07-08   
567-732 7 Elmore OH 939H COMMIO, LLC 326   2021-07-08   
567-732 9 Elmore OH 939H COMMIO, LLC 326   2021-07-08   
567-760 8 Fremont OH 939H COMMIO, LLC 326   2024-03-30   
567-760 9 Fremont OH 939H COMMIO, LLC 326   2024-03-30   
567-767 0 Antwerp OH 939H COMMIO, LLC 326   2023-08-18   
567-767 1 Antwerp OH 939H COMMIO, LLC 326   2023-08-18   
567-767 2 Antwerp OH 939H COMMIO, LLC 326   2023-08-18   
567-767 3 Antwerp OH 939H COMMIO, LLC 326   2023-08-18   
567-767 5 Antwerp OH 939H COMMIO, LLC 326   2024-03-30   
567-767 6 Antwerp OH 939H COMMIO, LLC 326   2024-03-30   
567-767 9 Antwerp OH 939H COMMIO, LLC 326   2023-08-18   
567-898 0 Perrysburg OH 939H COMMIO, LLC 326   2021-09-14   
567-898 1 Perrysburg OH 939H COMMIO, LLC 326   2021-09-14   
567-979 2 Castalia OH 939H COMMIO, LLC 326   2023-08-19   
567-979 3 Castalia OH 939H COMMIO, LLC 326   2023-08-19   
567-979 4 Castalia OH 939H COMMIO, LLC 326   2023-08-19   
567-979 5 Castalia OH 939H COMMIO, LLC 326   2023-08-19   
567-979 6 Castalia OH 939H COMMIO, LLC 326   2023-08-19   
567-998 5 Sandusky OH 939H COMMIO, LLC 326   2022-08-19   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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