Masonic Homes of California Share: Healthcare Masonic Homes of California Visit Website 34400 Mission Blvd. Union City, CA 94587 (510) 429-6401 (510) 477-6736 (fax) About Map About Promotes quality of life by empowering their members, their families and their communities to live well and achieve meangingful and rewarding lives. What's Nearby? Distance: 5 10 15 20 25 50 mi.