ISP Investigation Zone 1 - If this is an emergency, dial 911

Counties Covered: Cook, DeKalb, DuPage, Kane, Lake, and McHenry
- Zone 1:
- 595 South State Street
- Elgin, IL 60123
- Phone: (847) 608-3200
- Contact:
- Interim Commander – Lieutenant Matthew Gainer
- ISP.ZONE1COMMANDER@Illinois.Gov
- For Media Inquiries:
- ISP.PIO.Personnel@Illinois.gov