United States Mailboat Cruises

The oldest floating post office in the country

Catch a glimpse of lake life that can't be seen from the M/S Mount Washington.

The U.S. Mailboat navigates smaller channels and waterways to provide postal service to the island residents of Lake Winnipesaukee. On each trip she'll visit a number of different islands, and the Skipper will point out areas of interest along the way.


per person

Includes 2 Hour Cruise.

Picnic Lunch Boxes available for $10. Box includes choice of ham, turkey or veggie sandwich, chips, fruit, cookie, and bottled water.

U.S. Mailboat Cruise Schedule

Cruises Monday-Saturday from June 22 through September 12

Cruise Mail Stops
11:00 AM Loon Island, Bear Island, 3 Mile Island, East Bear Island
2:00 PM Camp Lawrence, Birch Island, Sandy Island, Cow Island, Jolly Island



  • Times listed in the cruise schedule are departure times. You should plan to arrive at the port 20-30 minutes prior to departure, to find parking, secure your tickets and and walk to the dock.
  • Metered parking and paid parking lots are available at Weirs Beach.
  • Tickets must be purchased in person at our Weirs Beach ticket office on the day of the cruise. Tickets are available on a first come, first serve basis. Cruise tickets are non-refundable.

© 2021, Mount Washington Cruises
211 Lakeside Ave. Weirs Beach, Laconia, NH 03246