Napa Wineries G-H G Cook St. Helena   1 (707) 963-7760 G Cook Twitter Link G Wine Cellars   1 (707) 363-0680 G Wine Cellars Twitter Link Gabrielle Collection Napa   1 (707) 257-2600 Gabrielle Collection Twitter Link Galleron Signature Rutherford   1 (707) 265-6552 Galleron Signature Twitter Link Gamble Vineyards Oakville   1 (707) 968-9111 Gamble Vineyards Twitter Link Gargiulo Oakville   1 (707) 944-2770 Gargiulo Twitter Link Garric Cellars Calistoga   1 (877) 4-GARRIC Garric Cellars Twitter Link Gauthier Cellars Napa   1 (707) 287-5897 Gauthier Cellars Twitter Link Gemella Wines Napa   1 (707) 261-9855 Gemella Wines Twitter Link Gemstone Yountville   1 (707) 944-0944 Gemstone Twitter Link Ghost Horse St. Helena   1 (707) 738-4332 Ghost Horse Twitter Link Girard Yountville   10 am-6 pm 1 (707) 968-9297 Girard Twitter Link Godspeed Napa   1 (707) 254-7766 Godspeed Twitter Link Goosecross Cellars Yountville   10-4:30 1 (707) 944-1986 Goosecross Cellars Twitter Link Grace Family St. Helena   1 (707) 963-0808 Grace Family Twitter Link Graeser Winery Calistoga   1 (707) 942-4437 Graeser Winery Twitter Link Grassi Napa   1 (707) 224-7142 Grassi Twitter Link Grasso Napa   1 (707) 252-1999 Grasso Twitter Link Green & Red St. Helena   1 (707) 965-2346 Green & Red Twitter Link Gridley Family St. Helena   1 (707) 965-9900 Gridley Family Twitter Link Grgich Hills Rutherford   9:30-4:30 1 (707) 963-2784 Grgich Hills Twitter Link Groezingers Wine Yountville   M-Sa 10-6 1 (707) 944-2331 Groezingers Wine Twitter Link Groth Oakville   1 (707) 944-0290 Groth Twitter Link Guilliams St Helena   1 (707) 963-9059 Guilliams Twitter Link Gustavo Thrace Napa   11-close 1 (707) 257-6796 Gustavo Thrace Twitter Link H. Posert & Son Yountville   1 (707) 253-1642 H. Posert & Son Twitter Link Haber Angwin   1 (845) 638-3188 Haber Twitter Link Hagafen Cellars Napa   11-4 1 (707) 252-0781 Hagafen Cellars Twitter Link Hagen Heights Napa   1 (707) 226-2634 Hagen Heights Twitter Link Hall St. Helena   10-5:30 1 (707) 967-2626 Hall Twitter Link Hall Rutherford   1 (707) 967-0700 Hall Twitter Link Handmade by Marketta Napa   1 (707) 226-5944 Handmade by Marketta Twitter Link Hans Fahden Calistoga   1 (707) 942-6760 Hans Fahden Twitter Link Harlan Estate Oakville   1 (707) 944-1441 Harlan Estate Twitter Link Harris Estate Calistoga   1 (707) 942-1513 Harris Estate Twitter Link Hartwell Vineyards Napa   1 (707) 255-4269 Hartwell Vineyards Twitter Link HDV Napa   1 (707) 251-9121 HDV Twitter Link Heitz Cellars Tst R, St. Helena   11-4:30 1 (707) 963-3542 Heitz Cellars Tst R, Twitter Link Helena View Johnston Calistoga   1 (707) 942-4956 Helena View Johnston Twitter Link Hendry Napa   1 (707) 226-8320 Hendry Twitter Link Herb Lamb Vineyard St. Helena   1 (707) 967-9752 Herb Lamb Vineyard Twitter Link Heron Lake Napa   1 (707) 287-2870 Heron Lake Twitter Link Hesperian Wines Napa   1 (707) 927-3787 Hesperian Wines Twitter Link Hess Napa   10-5:30 1 (707) 255-1144 Hess Twitter Link Hestan Vallejo   1 (707) 551-2882 Hestan Twitter Link Hewitt Rutherford   1 (707) 968-3633 Hewitt Twitter Link Hidden Ridge Napa   1 (707) 481-7021 Hidden Ridge Twitter Link Highflyer Wines St. Helena   1 (707) 967-8414 Highflyer Wines Twitter Link Highlands Napa   1 (707) 603-2069 Highlands Twitter Link Hill Family Yountville   10-6 1 (707) 944-9580 Hill Family Twitter Link Hogwash St. Helena   1 (707) 200-4410 Hogwash Twitter Link Hollywood & Vine Cellars Rutherford   1 (707) 967-9128 Hollywood & Vine Cellars Twitter Link Honig Rutherford   1 (707) 963-5618 Honig Twitter Link Hoopes Family Napa   1 (707) 944-1869 Hoopes Family Twitter Link Hope & Grace Yountville   10:30-5:30 1 (707) 944-2500 Hope & Grace Twitter Link Hopper Creek Yountville   1 (707) 944-2139 Hopper Creek Twitter Link Hourglass St. Helena   1 (707) 968-9332 Hourglass Twitter Link Howell at the Moon Angwin   1 (415) 310-8628 Howell at the Moon Twitter Link Howell Mtn/Artisan st Rm Rutherford   1 (707) 967-9676 Howell Mtn/Artisan st Rm Twitter Link Hudson Vineyards Napa   1 (707) 255-1455 Hudson Vineyards Twitter Link Hullabaloo Napa   1 (707) 226-5511 Hullabaloo Twitter Link Humanitas Wine Co Napa   1 (707) 259-0349 Humanitas Wine Co Twitter Link Huneeus Vintners Napa   1 (707) 252-1280 Huneeus Vintners Twitter Link Hunnicutt St. Helena   1 (707) 963-2908 Hunnicutt Twitter Link Hunter III St. Helena   1 (707) 968-0987 Hunter III Twitter Link Husic Napa   1 (707) 812-4909 Husic Twitter Link