According to our records, this business is located at 320 Mason St. in San Francisco (in San Francisco County), California 94102, the location GPS coordinates are: 37.786631 (latitude), -122.4095294 (longitude). Cafe Mason is categorized under Drive-In Restaurants (SIC code 5812). Known organization owner is K Chung. Current estimates show that the unit has a sales volume of $880,000 and staff of approximately 22 people. You can contact the company by phone at (415) 544-0320; the following fax number is also provided: (415) 544-0144.