Local Message Areas : 5 sub-boards
DOVE-Net Message Network : 19 sub-boards
fsxnet Message Network : 27 sub-boards
Micronet Message Network : 12 sub-boards
Retronet Message Network : 22 sub-boards
League 10 Message Network : 15 sub-boards
tqwNet Message Network : 16 sub-boards
WhisperNet Message Network : 33 sub-boards
DeveloperNet Message Network : 26 sub-boards
MusicalNet Message Network : 29 sub-boards
SciNet Message Network : 14 sub-boards
Spooknet Message Network : 30 sub-boards