| Castoro Cellars |
300 |
| Eberle Winery |
271 |
| Tobin James Cellars |
252 |
| Tablas Creek Vineyard |
163 |
| Bonny Doon Vineyard |
55 |
| Eagle Castle Winery |
54 |
| Bridlewood Estate Winery |
49 |
| Firestone Vineyard |
40 |
| Rutherford Hill |
39 |
| Wild Horse Winery |
36 |
| Martin & Weyrich Winery |
30 |
| Ravenswood Winery |
25 |
| Le Vigne Winery |
23 |
| Claiborne & Churchill Vintners |
21 |
| Brian Benson Cellars |
20 |
| Clautiere Vineyard |
20 |
| Steinbeck Vineyards and Wines |
19 |
| Barboursville Vineyards |
18 |
| Opolo Vineyards |
18 |
| Joseph Phelps Vineyards |
17 |
| Rodney Strong Vineyards |
17 |
| Wild Coyote |
16 |
| Garretson Wine Company |
15 |
| Alban Vineyards |
14 |
| Falkner Winery |
14 |
| Fratelli Perata |
14 |
| Sea Smoke Cellars |
14 |
| Adelaida Cellars |
12 |
| Avila Winery |
12 |
| Kalyra Winery |
12 |
| Rancho Sisquoc Winery |
12 |
| X Winery |
11 |
| Barnwood Vineyards |
10 |
| EOS Estate Winery |
10 |
| Sylvester Vineyards & Winery |
9 |
| Williamsburg Winery |
9 |
| Domaine Alfred Winery |
8 |
| Halter Ranch |
8 |
| J. W. Morris Winery |
8 |
| Kiara |
8 |
| Kynsi Winery |
8 |
| Layer Cake |
8 |
| Midnight Cellars |
8 |
| Paso Port Wine Company |
8 |
| 3 Blind Moose |
7 |
| Chateau St Jean |
7 |
| Little Vineyards |
7 |
| Orleans Hill |
7 |
| Alta Colina Vineyard and Winery |
6 |
| Beringer Vineyards |
6 |
| Booker Vineyard |
6 |
| Caliza Winery |
6 |
| Grey Wolf Cellars |
6 |
| J. Lohr Winery & Vineyards |
6 |
| Justin Vineyards & Winery |
6 |
| Peachy Canyon Winery |
6 |
| Quady Winery |
6 |
| Robert Hall Winery |
6 |
| Roche Carneros Estate Winery |
6 |
| Silver Horse Winery |
6 |
| Tolo Cellars |
6 |
| Volcano Winery |
6 |
| Wolff Vineyards |
6 |
| Aquinas |
5 |
| Capay Valley Vineyards |
5 |
| Fetzer Vineyards |
5 |
| King Frosch |
5 |
| Linne Calodo Cellars |
5 |
| Lone Madrone |
5 |
| Martin Brothers |
5 |
| Montes S.A. |
5 |
| Rabbit Ridge Winery & Vineyards |
5 |
| Ridge Vineyards |
5 |
| Robert Mondavi Winery |
5 |
| Roxo Cellars |
5 |
| Still Waters Vineyards |
5 |
| Veramonte Winery |
5 |
| Vigne Regali (Banfi) |
5 |
| Zaca Mesa Winery |
5 |
| Amicus Cellars |
4 |
| Caparone |
4 |
| Carmody McKnight Estate Wines |
4 |
| D'Argenzio Winery |
4 |
| David Bruce Winery |
4 |
| ForestVille Vineyard |
4 |
| Francis Coppola |
4 |
| HoneyRun Winery & Honey Co. |
4 |
| HRM Rex Goliath |
4 |
| J Dusi Wines |
4 |
| La Boca |
4 |
| Loken |
4 |
| Nevada County Wine Guild |
4 |
| Organic Wine Works, The |
4 |
| Pear Valley Vineyards |
4 |
| Perbacco Cellars Winery |
4 |
| Picchetti Winery |
4 |
| San Simeon |
4 |
| Scott Aaron Wines |
4 |
| Sunstone Vineyards |
4 |
| Tedeschi Vineyards |
4 |
| Alba Vineyard |
3 |
| Arciero Estate Winery |
3 |
| Beauregard Vineyards |
3 |
| Cantine Colosi |
3 |
| Cass Winery |
3 |
| Changala Winery |
3 |
| Cline Cellars |
3 |
| Four Vines Winery |
3 |
| JanKris Winery |
3 |
| Laura's Vineyard |
3 |
| Muga Winery |
3 |
| Novella |
3 |
| Pahrump Valley Winery |
3 |
| Pelican Ranch Winery |
3 |
| Pesenti Winery |
3 |
| Quinta do Crasto |
3 |
| Riverstar Vineyards |
3 |
| Saucelito Canyon Vineyard |
3 |
| Savannah-Chanelle Vineyards |
3 |
| Scaramouche |
3 |
| Schug Carneros Estate Winery |
3 |
| Sutter Home Family Vineyards |
3 |
| Tangent Winery |
3 |
| Tommasi |
3 |
| Agua Dulce Vineyards |
2 |
| AJB Vineyards |
2 |
| Aliento Del Sol |
2 |
| Anglim Winery |
2 |
| Anyela's Vineyards |
2 |
| Ardente Winery |
2 |
| Austin Hope |
2 |
| Bad Dog Ranch Vineyards |
2 |
| Bargetto Winery |
2 |
| Barrel 27 |
2 |
| Beckmen Vineyards |
2 |
| Bianchi Winery |
2 |
| B.R. Cohn Winery |
2 |
| Bridge / Eco |
2 |
| Burrell School Vineyards & Winery |
2 |
| Campbells |
2 |
| Casa de Caballos Vineyards |
2 |
| Casa Nuestra Winery & Vineyards |
2 |
| Castello D'albola |
2 |
| Charles Shaw |
2 |
| Chateau Miraval |
2 |
| Cheval Sauvage |
2 |
| Chilean Collection |
2 |
| Chronic Cellars |
2 |
| Cinnabar |
2 |
| Cooper Garrod Vineyards |
2 |
| Dan Aykroyd Winery |
2 |
| Dover Canyon Winery |
2 |
| Dr. Beckermann |
2 |
| Dr. Frank's Vinifera Cellars |
2 |
| Ferrari-Carano Winery |
2 |
| Glen Ellen Winery & Vineyards |
2 |
| Gnarly Head |
2 |
| Graveyard Vineyards |
2 |
| Hahn Estates |
2 |
| Handley Cellars |
2 |
| Hansen Vineyards |
2 |
| Hess Collection Winery, The |
2 |
| Imagery Estate Winery |
2 |
| Keeling-Schaefer Vineyards |
2 |
| Kelsey See Canyon Vineyards |
2 |
| Laetitia Vineyard & Winery |
2 |
| Lafond Winery and Vineyard |
2 |
| Ledson Winery & Vineyard |
2 |
| Lindemans |
2 |
| Luna Vineyards |
2 |
| Madfish Winery |
2 |
| Marchesi Antinori Srl |
2 |
| Martin Codax |
2 |
| Mastantuono Winery |
2 |
| Matanzas Creek Winery |
2 |
| Meridian Vineyards |
2 |
| Mollydooker Winery |
2 |
| Mosaic Vineyards |
2 |
| Nebbia Winery |
2 |
| Nevada Ridge |
2 |
| Nikiara |
2 |
| Niner Wine Estates |
2 |
| Norman Vineyards |
2 |
| Origin Vineyards |
2 |
| Parsons Creek Cellars |
2 |
| Paso Robles Cellars |
2 |
| Penfolds |
2 |
| Ross Valley Winery |
2 |
| Salisbury Vineyards |
2 |
| Santa Cruz Mountain Vineyard |
2 |
| Scheid Vineyards |
2 |
| Scott Cellars |
2 |
| Sebastiani Vineyards & Winery |
2 |
| Seven Peaks Winery |
2 |
| Shallon Winery |
2 |
| Silverado Vineyards |
2 |
| Stella Rosa Wines |
2 |
| Sterling Vineyards |
2 |
| Tassajara Cellars |
2 |
| Tiefenbrunner |
2 |
| Tolosa Winery |
2 |
| Two Hands Wines |
2 |
| Viansa Winery |
2 |
| V. Sattui Winery |
2 |
| York Mountain Winery |
2 |
| Zocker |
2 |
| Ahlgren Vineyard |
1 |
| Alapay Cellars |
1 |
| Alderbrook Vineyards & Winery |
1 |
| Antano |
1 |
| Armida Winery |
1 |
| Arrowood Vineyards & Winery |
1 |
| Azienda Agricola Manara |
1 |
| Azienda Agricola Rivetto |
1 |
| Barefoot Cellars |
1 |
| Barley Fox |
1 |
| Barreto Cellars |
1 |
| Basilica Cafaggio |
1 |
| Beaulieu Vineyard |
1 |
| Bella Sera |
1 |
| Benziger Family Winery |
1 |
| B & E Vineyard |
1 |
| Bishop's Peak Winery |
1 |
| Blackstone Winery |
1 |
| Bogle Vineyards |
1 |
| Bonello |
1 |
| Brazin Wine |
1 |
| Broken Earth |
1 |
| Brosseau Wines |
1 |
| Burgess Cellars |
1 |
| Buttonwood Farm Winery & Vineyard |
1 |
| Byington Vineyard & Winery |
1 |
| Calcareous Vineyards |
1 |
| Cambria Winery |
1 |
| Cameron Hughes Wines |
1 |
| Carhartt Vineyard |
1 |
| Carina Cellars |
1 |
| Carmenet Winery |
1 |
| Casa Cassara Winery & Vineyard |
1 |
| Casa Lapostolle |
1 |
| Casarsa |
1 |
| Cascade Canyon |
1 |
| Castello di Bossi |
1 |
| Castello di Gabbiano |
1 |
| Cayucos Cellars |
1 |
| Cayuga Ridge Estate Winery |
1 |
| Chariot |
1 |
| Chateau aux Arc Vineyards |
1 |
| Chateau D'Aqueria |
1 |
| Chateau de Surville |
1 |
| Chateau Montelena |
1 |
| Chateau Moureau |
1 |
| Chateau Portal |
1 |
| Chaucer's Cellars |
1 |
| Chumeia Vineyards |
1 |
| Clavo Cellars |
1 |
| Clayhouse Vineyard |
1 |
| Clos des Papes |
1 |
| Clos LaChance Winery |
1 |
| Cloudy Bay |
1 |
| Columbia Crest Grand Estates |
1 |
| Columbia Crest Winery |
1 |
| Commanderie de La Bargemone |
1 |
| Convict's Reward |
1 |
| Costa De Oro Winery |
1 |
| Crane Lake Cellars |
1 |
| Crios |
1 |
| Cupcake Vineyards |
1 |
| Curtis Winery |
1 |
| Cuttings Wharf |
1 |
| Cypress Vineyards |
1 |
| Daou Vineyards |
1 |
| Denali Winery |
1 |
| Derby Wine Estates |
1 |
| Domaine Le Pive |
1 |
| Domenico Winery |
1 |
| Dona Sol |
1 |
| Donati Family Vineyard |
1 |
| Don Luis Cetto |
1 |
| Dr. Frank's Vinifera Wine Cellars |
1 |
| Duca Bortini di Montebello |
1 |
| Edgewood Estate Winery |
1 |
| Edna Valley Vineyard |
1 |
| Estancia |
1 |
| Eszesvin |
1 |
| Feather |
1 |
| Fernwood Cellars |
1 |
| Fess Parker Winery |
1 |
| Finca Dubois |
1 |
| Fisheye Winery |
1 |
| Foxen Winery |
1 |
| Fox Run Vineyards |
1 |
| Frederick Cellars |
1 |
| French Market |
1 |
| Frolicking Frog |
1 |
| Furst Tibor |
1 |
| Garre Vineyard & Winery |
1 |
| Gerard Bertrand |
1 |
| Gloria Ferrer Champagne Caves |
1 |
| Guilliams Vineyards |
1 |
| Gundlach Bundschu Winery |
1 |
| Hallcrest Vineyards |
1 |
| Happy Canyon Vineyards |
1 |
| Harry & David Vineyards |
1 |
| Heartswork |
1 |
| Heller Estate Vineyards |
1 |
| Iglesia Vieja |
1 |
| Islay Peak |
1 |
| Jackson-Triggs Vintners |
1 |
| Jekel Vineyards |
1 |
| J.K. Wine Company |
1 |
| Kakadu Ridge |
1 |
| Kenwood Vineyards |
1 |
| Kirkland |
1 |
| Kirkland Ranch Winery |
1 |
| Koehler Winery |
1 |
| Kuleto Estate Winery |
1 |
| Kunde Estate Winery & Vineyards |
1 |
| La Cana |
1 |
| L.A. Cetto |
1 |
| Lambert Bridge |
1 |
| Las Tablas Estates |
1 |
| L'Aventure |
1 |
| Le Cuvier |
1 |
| Long Shadows Winery |
1 |
| maison l'envoye |
1 |
| Maloy O'Neill Vineyards |
1 |
| Marcus James |
1 |
| Masi |
1 |
| Matua |
1 |
| Mayo Family Winery |
1 |
| McConnell Estates Winery |
1 |
| McIlroy Wines |
1 |
| McPrice Myers |
1 |
| Meeker Vineyard |
1 |
| Mercy Wines |
1 |
| Michael David Winery |
1 |
| Mirassou Winery |
1 |
| Montevina Winery |
1 |
| Montezuma Winery |
1 |
| Morris Ranch |
1 |
| Morrow Bay Vineyards |
1 |
| Mosby Winery |
1 |
| Mount Peak Winery |
1 |
| Mount Pleasant Winery |
1 |
| Musella |
1 |
| Napa Ridge Coastal Wines |
1 |
| Oberon |
1 |
| Orin Swift Cellars |
1 |
| Page Springs Cellars |
1 |
| Parallax |
1 |
| Pascual Toso |
1 |
| Pat Paulsen Winery |
1 |
| Peacock Cellars |
1 |
| Penman Springs Vineyard |
1 |
| Pikes Peak Vineyards |
1 |
| PKNT |
1 |
| Poggio Al Tufo |
1 |
| Pomar Junction Vineyard & Winery |
1 |
| Ponzi Vineyards |
1 |
| Prinz Ludwig |
1 |
| Ramona Winery |
1 |
| Rancho Eleora Vineyards |
1 |
| Rapazzini Winery |
1 |
| Regale Winery and Vineyards |
1 |
| Renwood Winery |
1 |
| Riboli Family Vineyard |
1 |
| RL Buller and Son |
1 |
| RN Estate Vineyard |
1 |
| Rockbrook Cellars |
1 |
| Rombauer Vineyards |
1 |
| Roudon-Smith Winery |
1 |
| Rubicon Estate |
1 |
| Russian River Vineyards |
1 |
| Saint James Spirits |
1 |
| San Marcos Creek Vineyard |
1 |
| Santa Barbara Landing |
1 |
| Sausal Winery |
1 |
| Sawtooth Winery |
1 |
| Schwaesdall Winery |
1 |
| Seghesio Family Vineyards |
1 |
| Shafer Vineyards |
1 |
| Sienna Cellars |
1 |
| Silver Oak Cellars |
1 |
| Simi Winery Inc. |
1 |
| Solena Cellars |
1 |
| Storrs Winery |
1 |
| Summerwood Winery |
1 |
| SVP (Sonoma Valley Portworks) |
1 |
| Talbott Vineyards |
1 |
| Talley Vineyards |
1 |
| Tangley Oaks |
1 |
| Tenuta delle Terre Nere |
1 |
| Terry Hoage Vineyards |
1 |
| Testarossa Vineyards |
1 |
| The Four |
1 |
| Thomas Fogarty Winery |
1 |
| Tocaloma Vineyards |
1 |
| Torciano |
1 |
| Trefethen Vineyards |
1 |
| Trenza |
1 |
| Trinchero Winery |
1 |
| Turdo Vineyards |
1 |
| Turley Wine Cellars |
1 |
| Turnbull Wine Cellars |
1 |
| Turning Leaf Vineyards |
1 |
| Valentin Bianchi |
1 |
| Ventana Vineyards Winery |
1 |
| Via Firenze Vineyards |
1 |
| Villagiachi |
1 |
| Villicana Winery |
1 |
| Vina Robles |
1 |
| Vini Del Sole |
1 |
| Waiki |
1 |
| Wellington Vineyards |
1 |
| Willamette Valley Vineyards |
1 |
| Willy Gisselbrecht |
1 |
| Windtree Vineyard |
1 |
| Winter's Hill Vineyard |
1 |
| Yalumba Winery |
1 |