The Pine Brook Post Office is one of three serving Montville Township. While the Montville and Towaco branches are relativly close to each other, the Pine Brook office is much further south. Located on Route 46, the office is not far from John Street Park and the Pine Brook Volunteer Fire Department.
- Hours: Mon - Fri, 8:30am - 5pm; Sat, 8:30am - 4pm; Sun, closed.
- Handicap Accessible: The business is at sidewalk level and there are curb ramps.
- Parking: Free lot
- Public restrooms: No
- Stamp machine: No
- P. O. boxes: Yes
- Packaging sold: Yes