Restaurants Walnut Creek Quizno’s Subs Closes at Citrus Marketplace in Walnut Creek March 5, 2020 11:30 am Citrus Marketplace, Walnut Creek Thanks to a reader for sending word that Quizno’s Subs closed recently at the Citrus Marketplace in Walnut Creek. Citrus MarketplaceFeatured Previous Post Say Goodbye to the Stick-Work Sculptures at Civic Park in Downtown Walnut Creek Next Post Question of the Day - What is your Favorite Public Art?