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: 224 [Rate centres in NPA 224] [Dial plan for NPA 224]

NXX: 539

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-539 A Palatine IL RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-539 0 Palatine IL   515J IP HORIZON LLC 358      
224-539 1 Palatine IL CHCGILWUJMD  073H TELNYX LLC 358      
224-539 2 Palatine IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-539 3 Palatine IL RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-539 4 Palatine IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
224-539 5 Palatine IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
224-539 6 Palatine IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
224-539 7 Palatine IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
224-539 8 Palatine IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
224-539 9 Palatine IL RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.