Interstate Billing Service Categories Billing / Document Management 2114 Veterans Dr SE Decatur AL 35601 (256) 221-9771 (800) 223-9146 Send Email Visit Website Rep/Contact Info Jason Windham × Jason Windham President Phone: (256) 221-9771 PO Box 2250 Decatur AL 35609 Share × Print Email Facebook Twitter LinkedIn Tell a Friend ×