Fosters Freeze LowerLake A California Original Since 1946 - Burgers, Sandwiches, Soft Serve, and Twisters. Get yours today at your local Lower Lake Fosters Freeze! Address 9860 Highway 53 Lower Lake, CA 95457 Phone: (707) 995-0685 Stay Connected! #fostersfreezeLowerLake Restaurant Hours Sunday10:00 AM-9:00 PMMonday10:00 AM-9:00 PMTuesday10:00 AM-9:00 PMWednesday10:00 AM-9:00 PMThursday10:00 AM-9:00 PMFriday10:00 AM-9:30 PMSaturday10:00 AM-9:30 PM