Yes, however, fruit and vegetable boxes are prohibited . (Do "not" use boxes that previously contained food).
Try to limit different sized boxes to a minimum - many different sized boxes, may result in a BULK measurement (see Freight Related F.A.Q.).
Try to, stay away from boxes with company logos and color everywhere. There must be enought space to clearly write the shipping mark (see Freight Related F.A.Q.)
NOTE: Although second hand boxes can be used, "New" boxes are recommended. Plse refer, PACKING F.A.Q. " Why should I use double ply international shipping boxes ?"