Contact Us

University of Illinois Extension serving Madison, Monroe and St. Clair Counties

Main Office (Monroe County)
901 Illinois Avenue
PO Box 117
Waterloo, IL 62298
Phone: 618-939-3434
FAX: 618-939-7708
Hours: Monday - Friday 8 am to 4:30 pm (Closed 12 - 1pm)

Branch Office (Madison County)
1 Regency Plaza
Suite 200
Collinsville, IL 62234
Phone: 618-344-4230
FAX: 618-344-5602
Hours: Monday - Friday, 8 am to 4:30 pm - Closed 12 Noon to 1:00

EFNEP Training Center
1269 North 89th Street
Suite 3
East St. Louis, IL 62203
Phone: 618-397-4973
FAX: 618-397-8823
Hours: Monday - Friday 8 am to 4:30 pm (Closed 12 - 1pm)

East St. Louis Library Office
5300 State St.
East St. Louis, IL 62203

Scott Air Force Base Youth Center
4691 Patriots Drive
Scott Air Force Base, IL 62225
Phone: 618-256-4991
Hours: This office is only for Military 4-H Youth Programming

News Release

Winter Tree Identification Workshop

Ever wonder how to identify a certain tree or at least make an educated guess even in the dead of winter? Join University of Illinois Extension Master Naturalist Ned Siegel and learn how every tree has certain key characteristics that might be useful to learn its identity.  Hands-on activities will be included. 

The workshop will be held on Friday, November 17 from 10:00 a.m. to 11:30 a.m. at the University of Illinois Extension Office, 1 Regency Plaza Drive, Suite 200, Collinsville.  There is a $5 fee.  Master Gardeners and Master Naturalists may attend for free.  Please call 618-344-4230 to register by November 10, 2017.  You may also register on our website at

University of Illinois Extension offers equal opportunities in programs and employment. If you need a reasonable accommodation to attend this program, please call 618-344-4230.

Local Contact: Sarah Ruth, Program Coordinator, Horticulture and Natural Resources,