Walmart Supercenter- Ken Pratt Share: Department Stores Walmart Supercenter- Ken Pratt Visit Website 2285 East Ken Pratt Blvd Longmont, CO 80504 303-678-0803 www.walmart.com/store/905 About Map About General merchandise, groceries, pharmacy, one-hour photo, vision center, tire and lube center. Open 24 hours! What's Nearby? Distance: 5 10 15 20 25 50 mi.