ChamberMaster On Tap Credit Union Credit Unions On Tap Credit Union Visit Website 816 Washington Avenue Golden, CO 80401 (303) 279-6414 (303) 216-1545 (fax) Facebook Hours: Please visit our website, www.ontapcu.org, for operations hours. About Map About Member Owned, Colorado Proud!Our vision is to craft financial opportunities and bring the dream of the Colorado lifestyle to every member of our community. And to that, we say Cheers! What's Nearby? Distance: 5 10 15 20 25 50 mi.