Home Departments Finance Vehicle Stickers 800 N Field Dr, 8 am to 4:30 pm, Monday - Friday, (847) 810-3631 800 N Field Dr, 8 am to 4:30 pm, Monday - Friday, (847) 810-3631 800 North Field Drive, Lake Forest, Illinois 60045 (847) 234-2600 (847) 615-4383 (fax)Building Hours: Monday - Friday 8:00 a.m. - 4:30 p.m.View Larger Map