All visitors are required to sign in at visitor check in/out locations
From Beltway 495/I-95 Exit 25(College Park/Beltsville), follow US Route 1 North towards Beltsville. Continue on US 1 N for approximately 1-1/2 miles. Turn right on Powder Mill Road (Rt. 212). Continue on Powder Mill Road for 2.2 miles. Turn left on Entomology Road. Proceed to Building 476.
From Beltway 495/I-95 Exit 23 (Kenilworth Avenue), follow Kenilworth Ave. North for several miles -- it will become Edmonston Road. Turn right at the light on Powder Mill Road and go 1.7 miles. Turn left on Entomology Road. Proceed to Building 476.
From the Baltimore-Washington Parkway, exit on Powder Mill Road (Rt 212) and go West (toward US 1) for about 1.0 miles to Entomology Road. Turn right and proceed to Building 476.