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: 385

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-385 A Barrington IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-385 0 Barrington IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-385 1 Barrington IL CHCGIL24DS6  224C ONVOY, LLC 358      
224-385 2 Barrington IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-385 3 Barrington IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
224-385 4 Barrington IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-385 5 Barrington IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-385 6 Barrington IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-385 7 Barrington IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      
224-385 8 Barrington IL CHCGILWUJMD  073H TELNYX LLC 358      
224-385 9 Barrington IL CHCGILMF8MD  6529 T-MOBILE USA, INC. 358      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.