Autos
Fiat America, Northern California Club Xterra, Northern California DeLorean Motor Club, Northern California Factory Five Racing Owners Gro, Northern California Rover Club, Oldsmobile Club of Northern California
Fishing
BaySide Marine, Coastside Fishing Club, Great White Kayak Company, J.D. Richey Sportfishing, NorCal Kayak Anglers, Trinity Anglers Fishing Guide Service, USA Fishing
Latitude 38
Sailing and marine magazine focused on Northern California. Includes articles and events calendar.
Northern California Daffodil Society
Offers information about growing daffodils, sources of information, and shows.
Northern California Ducks
Provides information for duck hunters including weather, river conditions, hunting tips, and hunting stories.
Special Olympics Northern California (SONC)
Information on Special Olympics and the activities at the Chapter (state) level.