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: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 584

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-584 A Meredosia IL MRDSILXCRS0  1015 FRONTIER NORTH, INC. - IL 376      
217-584 0 Meredosia IL JCVLILXCDMD  224C ONVOY, LLC 376   2023-09-30   
217-584 1 Meredosia IL MRDSILXCRS0  1015 FRONTIER NORTH, INC. - IL 376      
217-584 2 Meredosia IL MRDSILXCRS0  1015 FRONTIER NORTH, INC. - IL 376      
217-584 3 Meredosia IL JCVLILXCX6X  624H ONVOY SPECTRUM, LLC 376   2023-07-07   
217-584 4 Meredosia IL JCVLILXCDMD  224C ONVOY, LLC 376   2020-04-19   
217-584 5 Meredosia IL JCVLILXCDMD  224C ONVOY, LLC 376   2021-04-04   
217-584 6 Meredosia IL JCVLILXCDMD  224C ONVOY, LLC 376   2021-07-05   
217-584 7 Meredosia IL MRDSILXCRS0  1015 FRONTIER NORTH, INC. - IL 376      
217-584 8 Meredosia IL GLDNILAADS0  7091 ADAMS TELSYSTEMS, INC. 376   2008-10-18   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.