Hike New Hampshire Hosted by Chris and Rob since the last century, this website is a labor of love. They provide trip reports for every hike they've taken, some from every season. Numerous gear reviews, Tutorials, and an active forum can be found.
New Hampshire Hikes and Walks Excellent resource for NH hikers. they have detailed descriptions of hundreds of trails in New Hampshire! It isn't flashy, but they understand that content is king. This is a great site.
Guide to New Hampshire Trails Not nearly as complete as New Hampshire Hikes and Walks, this site still offers twentyfive or so trail guides.
Appalachian Mountain Club: New Hampshire Chapter The NH chapter of the AMC offers so much. They sponsor group outings, offer classes, and social activities. They also organize trail crews for maintenance and improvements, and have special groups for young people as well as the over-55 crowd. In addition to hiking, they sponsor mountaineering events, too.
White Mountain National Forest the White Mountain National Forest offers many beautiful hiking options. Their website offers information on the trails within the forest.
New Hampshire State Parks New Hampshire has an impressive number of State Parks (over 65), especially for such a geographically small state. Hiking, camping, canoeing, hunting, and more can be found at these parks across the state.
Randolph Mountain Club The purpose of the Randolph Mountain Club is to promote enjoyment of the Randolph, New Hampshire area through hiking, trail development, upkeep of camps and shelters, and sharing the collective knowledge of its meembers.