A washing machine control system includes a tag unit that includes a tag storage unit that stores model information; and a transmitting and receiving unit that transmits the model information based on a mobile device being tagged. The washing machine control system further includes a mobile device that includes a tag communication module that receives the model information based on being tagged by the tag unit; an internet module that receives, from a server, information about a plurality of operation courses associated with the model information; a display that displays information; and a control unit that controls the display to display an operation course list comprising the plurality of operation courses.