This coupon has expired $0.50 for Post® OREO O’s® Cereal. Offer available at multiple stores. expires on 04/02/20 Other coupons you may be interested in $1.00 for Sangria Senorial (expiring on Monday, 01/02/2023). Offer available at multiple stores. $1.00 for Jarritos (expiring on Monday, 01/02/2023). Offer available at multiple stores.