Topix
- Headline links from various sources.
- http://www.topix.com/city/petaluma-ca

Petaluma Area Chamber of Commerce
- Business directory and visitors' guide.
- http://www.petalumachamber.com/

Rooster Run Golf Club.
- News, internet specials, information on lessons, and course layout.
- http://www.roosterrun.com/

City of Petaluma, California
- Official city site. City news, brochures, election results, various departments, and community links.
- http://cityofpetaluma.net/

Sonoma County Wing Tsun
- Overview and history of fighting style. Offers background of instructors along with gallery and schedule of classes and events.
- http://www.socowt.com/

Petaluma Information Network
- Local guide with business directory, and information about local education, government, and community.
- http://www.petaluma.net/

Petaluma Downtown Association
- A business coalition in the historic district. History, business directory, event calendar and map.
- http://www.petalumadowntown.com/

The Michael Barclay Blues Band
- Original blues and swing blues classics. Band information, recordings, and tour schedule.
- http://www.sonic.net/~michaelb/

Heritage Homes of Petaluma
- Works to preserve the unique architectural heritage of town with origins in the mid-19th century. Events, tours, news, how to join.
- http://www.heritagepetaluma.com/

Petaluma on Film
- Tour the sites in Petaluma used as movie locations in such films as American Graffiti, Basic Instinct and Peggy Sue Got Married.
- http://www.sonic.net/~tdn/movies.html

Petaluma Argus-Courier
- Petaluma's official newspaper, covering local news, events, information, classified, education, and other features.
- http://arguscourier.com/