| Name | Mazzocco Sonoma Winery |
| Address | 1400 Lytton Springs Rd, P.O. Box 1560 |
| City | Healdsburg |
| State | CA |
| Zip | 95448 |
| County | Sonoma |
| Phone | 800-501-8466, 707-431-8159 |
| Website | www.mazzocco.com |
| Tasting room hours | Daily 11-5 |
| Tasting room staff knowledge? | very good |
| Tasting room staff friendliness? | friendly |
| Are there picnic facilities? | yes |
| Can handle a limo or tour bus? | call in advance |
| Winery at tasting room? | yes |
| Vineyards owned by winery? | yes |
| Vineyards at tasting room site? | yes |
| Gift sales in tasting room? | yes |
| Chardonnay | Yes |
| Cabernet Sauvignon | Yes |
| Merlot | Yes |
| Zinfandel | Yes |