The invention relates to a method for addressing billing in a multimedia messaging service (MMS) utilizing store-and-automatic forward transmission, in which method the message addressed to a B-subscriber is transmitted from a terminal (TA) of an A-subscriber to a server (MMSC) of the multimedia messaging service system, the arrival of said message to the server (MMSC) is reported to a wireless terminal (MSB) of the B-subscriber, and in which method said message is transmitted from the server (MMSC) further to the wireless terminal (MSB) of the B-subscriber. According to the invention, the message addressed to the B-subscriber is retrieved to the wireless terminal (MSB) of the B-subscriber from the server (MMSC) by establishing a substantially toll-free data transmission connection between wireless terminal (MSB) of the B-subscriber and the server (MMSC), said data transmission connection being opened by the terminal (MSB) of the B-subscriber. The invention also relates to a multimedia messaging service system (MMS), a server (MMSC) for a multimedia messaging service system, and a wtireless terminal (MS).