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: 567 [Rate centres in NPA 567] [Dial plan for NPA 567]

NXX: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
567-399 A Alger OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923      
567-399 0 Alger OH MNFDOHXAX0Y  073H TELNYX LLC 923   2021-01-03   
567-399 1 Alger OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2020-07-25   
567-399 2 Alger OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2020-07-25   
567-399 3 Alger OH LIMAOHXAXPX  624H ONVOY SPECTRUM, LLC 923   2021-05-24   
567-399 4 Alger OH LIMAOHXAXYX  464C ONVOY, LLC - OH 923   2023-08-26   
567-399 5 Alger OH   515J IP HORIZON LLC 923   2024-03-03   
567-399 6 Alger OH LIMAOHXAXPX  624H ONVOY SPECTRUM, LLC 923   2021-11-19   
567-399 7 Alger OH LIMAOHXAXPX  624H ONVOY SPECTRUM, LLC 923   2021-11-19   
567-399 8 Alger OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2020-12-19   
567-399 9 Alger OH MNFDOHXAXDX  464C ONVOY, LLC - OH 923   2020-12-19   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.