Longmont Chamber of Commerce Share: Chamber of Commerce Longmont Chamber of Commerce Visit Website 528 Main St. Longmont, CO 80501 (720) 864-2872 About Map About The Longmont Area Chamber of Commerce proactively advocates for business, develops strong leadership programming, and promotes educational opportunities to build the skills of our members. What's Nearby? Distance: 5 10 15 20 25 50 mi.
