Traveling East to Smithtown
Northern State Pkwy. to merged Route 347/454 (Veterans Highway). Fork left onto Route 347 (Smithtown By-pass) and travel about 4 miles. Make left by the Watermill Inn onto Terry Road (Route 16) going north. At the end of Terry Road, make a right onto Route 25 (Middle Country Road/Jericho Tpke.) going east for 100 yards. Make a left into Smithtown Professional Park complex.