Toll free: 1.877.924.4443 Kansas: 913-422-4443 Arkansas 479-419-9420 Fax: 913-422-8882 8329 Monticello Road, Shawnee Mission, KS 66227-3120 1108 S. Old Missouri Rd, Unit A, Springdale, AR 72764 Spring/Summer Hours: 7:30 am to 5:00 pm Monday - Friday Fall / Winter Hours: 8:00 am to 4:30 pm Monday - Friday