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.

NPA: 220 [Rate centres in NPA 220] [Dial plan for NPA 220]

NXX: 214

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
220-214 A Danville (Knox) OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923      
220-214 0 Danville (Knox) OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2023-09-16   
220-214 1 Danville (Knox) OH   515J IP HORIZON LLC 923   2024-03-03   
220-214 2 Danville (Knox) OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2022-02-19   
220-214 3 Danville (Knox) OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2021-08-20   
220-214 4 Danville (Knox) OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2021-08-20   
220-214 5 Danville (Knox) OH LIMAOHXAXPX  624H ONVOY SPECTRUM, LLC 923   2021-11-13   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.