Holiday Inn Express Share: Hospitality Holiday Inn Express Visit Website 31140 Alvarado-Niles Road Union City, CA 94587 (510) 475-0600 (510) 475-0910 (fax) About Map About Hotel provides everything you need - from free breakfast and WiFi to your choice of pillows, so you can stay in comfort and be at your best. What's Nearby? Distance: 5 10 15 20 25 50 mi.