Restaurants Walnut Creek Slice House Signage Up in Downtown Walnut Creek August 11, 2016 11:30 am 1800 Mt. Diablo Blvd, Walnut Creek Back in June the pizzeria Slice House opened in downtown Walnut Creek. Check out the recent signage added at the corner. Previous Post Pay by App Parking Now Available in Downtown Walnut Creek Next Post Friday Question of the Day - Do you Use Online Ride Hailing Services?