Some update:
Callsign for A3716 is AEE6LC ATH-VLC
Callsign for A3717 is AEE7VH VLC-ATH
Callsign for A3803 is AEE28 ATH-MUC
Callsign for A3462 is OAL4GR HER-LCA
Callsign for OA463 is OAL6CY LCA-HER
Callsign for A3422 is AEE4RS RHO-MRS
Callsign for A3653 is AEE3RF FCO-ATH
Callsign for A3664 is AEE4MI ATH-MXP
Callsign for A3531 is AEE34 FRA-SKG
Callsign for OA552 is OAL70 SKG-LCA
Callsign for OA553 is OAL57 LCA-SKG
Callsign for EN8255 is DLA55T TRN-MUC