YMCA of Northern Colorado - Longmont Share: Childcare/PreschoolCommunity Associations/OrganizationsNonprofitNonprofit YMCA of Northern Colorado - Longmont Visit Website Request Info 950 Lashley Street Longmont, CO 80504 303-443-4474 www.ymcabv.org About Map About We are committed to strengthening communities through youth development, healthy living and social responsibility. What's Nearby? Distance: 5 10 15 20 25 50 mi.