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: 378

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-378 A Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-378 0 Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358   2023-11-12   
224-378 1 Libertyville IL CHCGIL24MMD  515J IP HORIZON LLC 358   2021-06-14   
224-378 2 Libertyville IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-04-04   
224-378 3 Libertyville IL CHCGILNEXIX  506J TWILIO INTERNATIONAL, INC. 358   2021-08-30   
224-378 4 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358   2022-04-17   
224-378 5 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358   2022-04-17   
224-378 6 Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-18   
224-378 7 Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-18   
224-378 8 Libertyville IL CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-18   
224-378 9 Libertyville IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358   2022-04-17   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.