A multiple SIM-card holding apparatus (10) includes a first bracket (12), a second bracket (22) oriented in opposition to the first bracket (12); and a separation member (30), disposed between the first bracket (12) and the second bracket (22), forming a first holding region (31) and a second holding region (32) with the first bracket (12) and the second bracket (22). The first and the second holding region hold a pair of smart cards in a vertically stacked manner relative to one another.