Check out these 5 Calendar Express coupons including promo codes and free shipping deals for September 2018. The best offer today is a 5% Off coupon code. Use a coupon to save on calendars at Calendar Express. Whether you like day-by-day calendars, wall calendars or all of the above, you'll find your next calendar at a great price here. Shop themes like animals, sports and landscape photos, as well as popular TV shows and pop culture themes.