Front Office Department is the first and the last impression of the guests, so that guests satisfaction depends on the services from Front Office Department. This final project purpose is describe the task of Front Office Department in serving guests, on arrival, check in, check out, and the handling of Front Office Department when receiving complaint from guests. The methods of collecting data are observation, interview, literature study. The writing methods is descriptive. Front Office Department at Star Hotel Semarang consists of Front Office Manager, bell boy, bell drive, concierge, receptionist, reservation, GRO (Guest Relation Officer), and telephone operator. They have tasks in participating to service of guests who will check in, stay, and check out. Front Office Department is the main first place to express any complaints from guests.