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: 847 [Rate centres in NPA 847] [Dial plan for NPA 847]

NXX: 285

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
847-285 A Willowcrest IL OKBRILOAHMD  7421 AT&T - LOCAL 358      
847-285 0 Willowcrest IL CHCGIL24DS6  224C ONVOY, LLC 358   2023-01-06   
847-285 1 Willowcrest IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   1998-12-07   
847-285 2 Willowcrest IL OKBRILOAHMD  7421 AT&T - LOCAL 358      
847-285 3 Willowcrest IL HFESILWLDS1  9329 ILLINOIS BELL TEL CO 358   2001-04-26   
847-285 4 Willowcrest IL HFESILWLDS1  9329 ILLINOIS BELL TEL CO 358   2001-04-26   
847-285 5 Willowcrest IL HFESILWLDS1  9329 ILLINOIS BELL TEL CO 358   2001-04-26   
847-285 6 Willowcrest IL HFESILWLDS1  9329 ILLINOIS BELL TEL CO 358   2001-04-26   
847-285 7 Willowcrest IL HFESILWLDS1  9329 ILLINOIS BELL TEL CO 358   2001-04-26   
847-285 8 Willowcrest IL HFESILWLDS1  9329 ILLINOIS BELL TEL CO 358   2001-04-26   
847-285 9 Willowcrest IL OKBRILOAHMD  7421 AT&T - LOCAL 358      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.