Dollar General: $5 off $30 In-Store Coupon! by Dana Zeliff on October 19, 20132013-10-19in Coupons, Dollar General Disclosure: This post may contain an affiliate link. Don’t forget to print your $5 off $30 (or more) coupon to use in-store at Dollar General today! If you’re shopping online, use code 5OFF30. Here are your Dollar General Matchups for this week!