Coldwell Banker Residential Brokerage Share: Professional ServicesReal Estate Coldwell Banker Residential Brokerage Visit Website 4633 Dinubs St. Union. CITY, California 94587 (510) 815-8040 Visit my Website LinkedIn Facebook Hours: Monday to Friday 9:00 am to 5:00 pm or by Appointment About Map About We help you buy and sell homes in Union City, Fremont, Newark, and the Bay Area. Retire in Style leveraging on your home equity moving out of the Bay Area anywhere in California or the Philippines. What's Nearby? Distance: 5 10 15 20 25 50 mi.