Marston Psychological Services is located at:

12320 State Route 30

North Huntingdon, PA 15642

This office is 3.2 miles east of the intersection of Route 30 and Route 48.  You would go to the intersection where there is a K-Mart, Denny's, King's Restaurant and Popeye's Chicken on each of the four corners and then head in the direction of Greensburg.

This office is also about 1/4 mile from Norwin Town Square.  If you are headed east (towards Greensburg and away from Pittsburgh) the office would be on the right side of Route 30.