New England Volunteer Opportunities:

Appalachian Mountain Club
New England Mountain Bike Association
Sinuosity, LLC
SnowHawk, LLC
Trailwrights, Inc.

Massachusetts Trail Work Organizations:

Dartmouth National Resource Trust
Essex County Greenbelt
Essex County Trail Association
Friends of the Blue Hills
Friends of the Middlesex Fells
Friends of North Andover Trails
Friends of Upton State Forest
Friends of the Wapack
Friends of Whitehall
Hilltown Land Trust
Hopkinton Area Land Trust
Hopkinton Trails Club
Mass Audubon
Student Conservation Association Massachusetts Corps
The Trustees
Waltham Land Trust
Volunteers in the Parks DCR

Connecticut Trail Work Organizations:

Connecticut Forest and Park Association
Winding Trails

Maine Trail Work Organizations:

Appalachian Trail Conservancy/Maine Trail Crew
Maine Conservation Corps
Trail Monster Running
Waldo County Trails Coalition

New Hampshire Trail Work Organizations:

Belknap County Conservation District
Belknap Range Trail Tenders
Chocorua Mountain Club
Comprehensive Trail Services
Dartmouth Outdoors
Friends of the Wapack
Monadnock Sunapee Greenway Trail Club
Natural Groupie
Newfound Lake Region Association
Society for the Protection of New Hampshire Forests
Squam Lakes Association
Sunapee Ragged Kearsarge Greenway
The Cohos Trail Association
Upper Valley Trails Alliance
White Mountain National Forest

Rhode Island Trail Work Organizations:

Vermont Trail Work Organizations:

Appalachian Trail Conservancy/Vermont Long Trail Patrol
Catamount Trail Association
Cross Vermont Trail Association
Green Mountain Club
Green Mountain and Finger Lakes National Forests
Upper Valley Trails Alliance