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: PTMOOHXAX0X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
220-240 A Chesapeake OH 464C ONVOY, LLC - OH 324      
220-240 0 Chesapeake OH 464C ONVOY, LLC - OH 324   2023-01-05   
220-240 2 Chesapeake OH 464C ONVOY, LLC - OH 324   2023-05-13   
220-240 3 Chesapeake OH 464C ONVOY, LLC - OH 324   2023-05-13   
220-240 4 Chesapeake OH 464C ONVOY, LLC - OH 324   2023-01-05   
220-240 9 Chesapeake OH 464C ONVOY, LLC - OH 324   2024-10-20   
220-254 0 Chesapeake OH 464C ONVOY, LLC - OH 324   2024-02-02   
220-254 1 Chesapeake OH 464C ONVOY, LLC - OH 324   2024-03-09   
220-254 2 Chesapeake OH 464C ONVOY, LLC - OH 324   2024-11-07   
220-254 3 Chesapeake OH 464C ONVOY, LLC - OH 324   2024-12-14   
220-254 4 Chesapeake OH 464C ONVOY, LLC - OH 324   2024-12-14   
220-386 2 Chesapeake OH 464C ONVOY, LLC - OH 324   2024-07-06   
220-699 3 Idaho OH 464C ONVOY, LLC - OH 324   2023-10-27   
220-699 4 Idaho OH 464C ONVOY, LLC - OH 324   2023-10-27   
740-351 8 Portsmouth OH 464C ONVOY, LLC - OH 324   2023-09-16   
740-793 A Beaver OH 464C ONVOY, LLC - OH 324      
740-793 7 Beaver OH 464C ONVOY, LLC - OH 324   2021-06-13   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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