Home › Top 4 Tires in Boulder, Colorado Find best Tires in Boulder, Colorado, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Discount Tire - Boulder (CO 80301) US, Boulder, CO 803013215 28th St Big O Tires - Boulder (CO 80301) US, Boulder, CO 803013000 Valmont Rd DLS Tire Centers, Inc. - Boulder (CO 80303) US, Boulder, CO 803032890 Arapahoe Ave Boulder Tire US, Boulder, CO 803035440 Arapahoe Ave Unit B