Local message areas : 17 sub-boards
MusicalNet : 29 sub-boards
DeveloperNet : 26 sub-boards
DOVE-Net : 19 sub-boards
AgoraNet : 9 sub-boards
FidoNet : 201 sub-boards
FSXNet : 10 sub-boards
SciNet : 15 sub-boards
League 10 : 15 sub-boards
Radio and Weather Net : 48 sub-boards
Whisper-Echo-Net : 74 sub-boards