500 SHEETS PER REAM 5 REAMS PER BOX OR 10 REAMS PER BOX 1560 BOXES PER 20FT CONTAINER (WITH PALLET) 1680 BOXES PER 20FT CONTAINER (WITHOUT PALLET). 8000 REAMS TOTAL PER 20FCL (WITH PALLET). 8400 REAMS TOTAL PER 20FCL (WITHOUT PALLET). OR As customer wants.