A filling station for filling an envelope is configured to receive a filling material and an envelope. The filling station includes a filling area including at least one filling aid, an envelope feeder configured to receive an envelope and to hold the envelope at least partly at a position outside the filling area, and a transport device configured to move an envelope, which is arranged in the envelope feeder, to the filling aid. The envelope feeder is configured to receive a further envelope during a movement of the preceding envelope from the envelope feeder to the filling aid and/or during filling of the preceding envelope. The transport device is configured to move the further envelope from the envelope feeder to the filling aid once filling of the preceding envelope has been completed and before transporting of the filled envelope out of the filling station has been completed.