Choose a State Choose a State Show All Connecticut Delaware Illinois Indiana Massachusetts Maine Michigan New Hampshire New Jersey New York Ohio Pennsylvania Rhode Island Vermont Wisconsin Find a Valley New Hampshire Valleys New Hampshire Valleys Show All Valley of Portsmouth-Dover Valley of Nashua Valley of Concord Valley of Lancaster-Littleton Valley of Keene Valley Information Return to state overview Secretary: Daniel H. Hanson, 32° 1 Britton Lane, Durham, NH, 03824 • 603-770-8584 For more information, please contact Valley of Portsmouth-Dover