Hours Of Operations Entergy Arkansas Marmaduke 72443 Entergy Hours of Operation and Location in Marmaduke, AR 72443 4.4 - 23 votes 1254 Ar-34 E, Marmaduke, AR 72443 (870) 597-4747 Get Directions Entergy Hours Category: Home & Garden Hours Hours may vary due to season or holiday reasons. For specific hours, please contact store directly. Map Recommend For You Ferrellgas Toys R Us A Finishing Touch A Head of Time A Healing Touch A Helping Hand A J Enterprises A La Mode A Lasting Impression A Nails