Lost & Found Lost and Found Lost an item at the DECC? We’ll help you find it. Please contact the DECC/AMSOIL Arena Box Office at 218-722-5573 or by email at receptionist@decc.org. Please note that if your item is not picked up within 30 days, all unclaimed items are donated after 30 days. TICKET OFFICE HOURS Monday – Friday | 10am-6pm Saturday | 10am – 2pm Sundays | CLOSED The Ticket Office is located in the AMSOIL Arena ticket lobby. From the main parking lot, enter at Door E.