Go back to directory. Add to Address Book. Waterloo Sports Association Waterloo Sports Association PO Box 281 Waterloo IL 62298 work Work Phone: 618-939-9925work Work Phone: 618-939-9919work Work Email: execboard@waterloosports.wsINTERNET Website: http://waterloosports.ws/ Categories: Civic Club/Organization Updated 7 years ago.