Phone: (618) 939-4444 | email@example.com
If you have thoughts, questions or concerns, please reach out to us at any time.
The Human Support Services (HSS) headquarters are located at 988 North Illinois Route 3 in Waterloo, Illinois. Our second location is at 960 Columbia Centre, Columbia, Illinois.
988 N Illinois Route 3
P.O. Box 146
Waterloo, Illinois 62298-0146