North of Barre, the East Montpelier area has a nice network of snowmobile trails maintained by the the East Montpelier Gully Jumpers.
Note: To snowmobile in East Montpelier, the snowmobile must have a legal registration in any US state or Canadian Province (proof of registration is required), otherwise a Vermont registration can be purchased from the Vermont DMV or licensed registration agents for a nominal fee (~$20). In addition, to ride in Vermont, a VAST TMA decal must be purchase and displayed on the snowmobile. These can be purchased from a VAST club for around $100 along with the additional $100 club membership fee.
Overall, East Montpelier is the 5th most popular snowmobile trail of all 17 snowmobiling rides in Vermont.