Holyoke Chamber of Commerce Holyoke Chamber of Commerce, 212 S. Interocean, Holyoke, CO 80734 Local: (970) 854-3517 Visit Website Overview Holyoke Chamber of Commerce in Holyoke, Colorado. Related Articles Whitewater Rafting Near Fort Collins With Rocky Mountain Adventures Things to Do with Kids in Boulder: Ideas by Age 13 Uniquely Boulder Shops The Top Things to Do in Boulder 10 Ways to Savor "America's Foodiest Town" A Guide to Boulder’s Flatirons