The following vineyards in California produce varietals of Merlot:
- Chateau St. Jean – Sonoma County
- Ledson Winery & Vineyards – Sonoma County
- Pride Mountain Vineyards – Sonoma County
- Beringer – Napa County
- Carter Cellars – Napa County
- White Cottage Ranch – Napa County
- Kendall-Jackson – Napa County
- Duckhorn Vineyards – Napa County
- Blankiet Estate – Napa County
- Freemark Abbey – Napa County
- Swanson Vineyards – Napa County
- Shafer Vineyards – Napa County
- Etude Wines – Napa County
- Gainey Vineyard - Santa Ynez County
The following vineyards in Washington state produce varietals of Merlot:
- Leonetti Cellar (Figgins Family Estate) – Walla Walla County (Southeastern WA)
- Woodward Canyon Winery – Walla Walla County
- Abeja Winery – Walla Walla County
- Tulpen Cellars – Walla Walla County
- Northstar Winery – Walla Walla County
- Fielding Hills Winery – Douglas County (Central WA)
- Quilceda Creek Vintners – Snohomish County (Northwest WA)
- Chateau Ste. Michelle – King County (Western WA)
- Andrew Will Winery – King County
- Boudreaux Cellars – Chelan County (Central WA)
The following vineyards in Oregon produce varietals of Merlot:
- Sineann Winery – Yamhill County (Northwest OR)
- Eola Hills Winery – Polk County (Northwest OR)
- Arcane Cellars – Marion County (Northwest OR)
The following vineyards in Long Island produce varietals of Merlot:
- Castello di Borghese Vineyard & Winery – Suffolk County (Western LI)
- Clovis Point Wines – Suffolk County
- Mcall Wines – Suffolk County
- Sherwood House Vineyards – Suffolk County
- Wolffer Estate Vineyard – Suffolk County