Saint Helena, CA

ZIP code 94574 covers the picturesque area of St. Helena in Napa Valley, California. Known for its renowned wineries, such as Beringer and Charles Krug, this zip code is a hub for wine enthusiasts. The region is also home to Culinary Institute of America at Greystone and Bale Grist Mill State Historic Park, making it a popular destination for food and history lovers alike.