Drive-Thru Lab Services at KSB Town Square Centre Tuesdays & Thursdays from 9:00 am - 2:00 pm KSB For individuals who are high-risk or immunocompromised. Appointments Required. Please call (815) 288-7711 ext. 2215 Drive-Thru Lab Services at KSB Town Square Centre Tuesdays & Thursdays from 9:00 am - 2:00 pm KSB For individuals who are high-risk or immunocompromised. Appointments Required. Please call (815) 288-7711 ext. 2215