From I-4 East, Take Exit 101A Toward Heathrow. Turn Left Onto H E Thomas Jr Pkwy/Seminole County Rd 46A. Turn Right Onto S Orange Blvd. Turn Left Onto Markham Rd/State Hwy 46 A. Turn Right Onto Merlot Dr. Turn Left Onto Northumbria Dr. 2480 Northumbria Dr, Sanford, Fl 32771