New Hampshire Snowmobile Clubs Rockingham County Trail Mileage & Groomer Statistics as of November 2010   # of Groomers     Trail Mileage Derry Pathfinders PO Box 692, Derry, NH 03038 www.derrypathfinders.org 1 Small 1 Large     35 Exeter Snow Hounds PO Box 883, Epping, NH 03042 www.exetersnowhounds.org 2 Small     25 Great Bay Sno-Rollers 39 Ash Swamp Road, Newmarket, NH 03857 www.greatbaysnorollers.com 2 Small     20 Newfields Sno-Raiders, Inc. PO Box 89, Newfields, NH 03856 www.newfieldssnoraiders.org 1 Small 1 Large     30 Northwood Crank Pullers 47 Meadow Lane, Northwood, NH 03261 www.northwoodcrankpullers.com 2 Small 1 Medium 1Large     53 S-Ki-Mo 92 North Main Street, Salem, NH 03079 None     0 Southern New Hampshire Trailblazers PO Box 263, Kingston, NH 03848 www.snhtrailblazers.com 1 Large     45