Greater Arnold Business Association
- Visitor's guide and business directory for the region along a 47-mile stretch of Highway 4, from west of Arnold through Dorrington, Camp Connell, Bear Valley, and over Ebbetts Pass.
- http://greaterarnold.wordpress.com/

395.com
- Guide to the eastern Sierra. Includes live cams and interactive maps.
- http://www.395.com/

Donaldson Eye Care Associates
- Ophthalmology practice including outpatient surgery center and optical center with offices in Sonora and Angels Camp.
- http://donaldsoneyecare.com

Sierra Art Trails
- Annual fine art open studio tour at locations in Mariposa and eastern Madera counties. Includes information for and about the artists, and ticket sales.
- http://www.sierraarttrails.org/

Gold Country Visitor's Association
- Historical and tourism information on California's Gold Country.
- http://www.calgold.org/

Sierra Foothill Magazine
- Articles and photographs about life and recreation in the foothills of the Sierra Nevada.
- http://www.sierrafoothillmagazine.com/

Sierra Nevada Webring
- A webring comprised of sites dedicated to the Sierra Nevada Mountain Range.
- http://www.rockcreeklake.com/webring/

Sierra Economic Development District and Sierra Planning Organization
- Council of governments incorporating El Dorado, Placer, Nevada and Sierra counties, working on regional planning and economic development issues.
- http://www.sedd.org/

YubaNet
- Community service website for the Gold Country and Northern Sierra Nevada. Includes regional website directory, events calendar, chathouse, information, road conditions, weather.
- http://www.yubanet.com

Eastern Sierra
- Information about the towns and attractions of the Eastern Sierra from Bridgeport to Death Valley.
- http://www.thesierraweb.com/