According to our records, this business is located at 1962 Mountain Blvd. in Oakland (in Alameda County), California 94611, the location GPS coordinates are: 37.8280581 (latitude), -122.2102367 (longitude). J & J Hardware is categorized under Siding Materials (SIC code 5211). Current estimates show that the unit has a sales volume of $258,000 and staff of approximately 1 worker. You can contact the company by phone at (510) 339-3310; the following fax number is also provided: (510) 339-3378.