Merrimack Valley Middle School – 14 Allen St. Penacook, NH 03303: Take 93 N, Merge onto US-4 W via Exit 17 towards US-3. Enter the roundabout and 2nd exit onto Barrett Ave. Barrett Ave. becomes Tremont St. Tremont St. becomes Canal St. Turn left onto Community Drive. Turn right onto Allen St. (You will see a big animated billboard sign for MVHS) MVMS is the brick building behind the high school.