Take I-87/287 to Tappan Zee Bridge. Exit Tappan Zee after toll, (Exit 9) , Route 9 North for Approximately 6.5 miles.

Route 9 is also known as South Highland Avenue in Ossining. Our building is the blue and white Victorian at the corner of Route 9/South Highland Avenue, and William Street. You will see William Street on your left, and sign for Collen IP. Make a left onto William Street and our parking lot is the first driveway on the left behind the building. You may either park in the lot behind the building off William Street, or on the street on William Street.

Please use the front entrance to enter the building.