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Denny's RestaurantC?
502 N Vineyard Ave, Ontario, CA 91764
· North Ontario
A convenient, family-friendly American diner with frequently praised breakfasts and standout servers, but recent and historical reviews also document serious inconsistency in staffing, wait times, cleanliness, and order accuracy.
Opening Hours
Sunday00:00–24:00
Monday00:00–24:00
Tuesday00:00–24:00
Wednesday00:00–24:00
Thursday00:00–24:00
Friday00:00–24:00
Saturday00:00–24:00
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