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Buttercup Dairy is a convenience store selling such grocery items as eggs, milk, juice, bread and more. The store is known, though, for its specialty pies for holidays and special occasions. Buttercup Dairy is locally owned and operated and has served the community for more than 40 years.
285 Boyle Rd, Port Jefferson Station, NY 11776
- Hours: Mon - Fri, 8am - 8pm Sat, 8am - 7pm, Sun, 8am - 6pm