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: 660

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-660 A Glenview IL CHCGILNEXIX  506J TWILIO INTERNATIONAL, INC. 358      
224-660 0 Glenview IL   224C ONVOY, LLC 358   2024-03-01   
224-660 1 Glenview IL   515J IP HORIZON LLC 358   2021-06-26   
224-660 2 Glenview IL CHCGILNEXIX  506J TWILIO INTERNATIONAL, INC. 358   2021-08-30   
224-660 3 Glenview IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-05-29   
224-660 4 Glenview IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-05-29   
224-660 5 Glenview IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-06-19   
224-660 6 Glenview IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-06-19   
224-660 7 Glenview IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-05-05   
224-660 8 Glenview IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-05-05   
224-660 9 Glenview IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358   2022-05-05   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.