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: 504

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-504 A Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-504 0 Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-504 1 Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-504 2 Libertyville IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
224-504 3 Libertyville IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
224-504 4 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-504 5 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-504 6 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-504 7 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-504 8 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-504 9 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.