| City of Petaluma | City Hall website. Information about local government & city services. |
| Petaluma Visitors Program | The official city website for visitor information. |
| The Petaluma Argus-Courier | Local Newspaper - The best source for local news. |
| Petaluma Museum | Petaluma Historical Museum website. |
| Welcome to Petaluma | Petaluma directory, real estate and finance website. |
| Petaluma Chamber of Commerce | Petaluma's chamber website. |
| NeighborhoodNow.com | Local Online Community Calendar and Event Info - The best source for local events. |
| City School District | City School District website. |
Petaluma Arts Center and Arts Council
| Petaluma Arts Council just opened the Arts Center in September of 2008
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