Mailing Address:
U.S. Army Corps of Engineers
Rend Lake Project Office/Visitor Center
11981 Rend City Rd.
Benton, IL. 62812

Telephone:
Project Office: (618) 724-2493 
Fax: (618) 724-4089

Email:
RendInfo-MVS@usace.army.mil

Visitor Center Hours of Operation:
Monday - Friday 8:00 - 4:00 p.m.

Camping Reservations:
1-877-444-6777

Recreation.gov