The Naval Sea Logistics Center Portsmouth is a Tenant Activity on the Portsmouth Naval Shipyard, Bldg. 153, 2nd Floor, Portsmouth, NH. The Shipyard is centrally located about 50 miles from Boston, Massachusetts, Portland, Maine and Manchester, New Hampshire, at the southernmost tip of Maine, and the Shipyard fully encompasses Seavey Island that sits at the mouth of the Piscataqua River.

Please call (207) 438-1690, to request information (directions from major airports and area lodging) in regards to traveling to our office. You may also log on to (purposely not an active link) for additional information of the surrounding area.


When using a Global Positioning Satellite (GPS) device or other web mapping service for driving directions, enter the intersection of Government St. and Walker St. in Kittery, Maine as your destination. Portsmouth Naval Shipyard will not register as a destination on your GPS device.