Local : 5 sub-boards
Agoranet : 8 sub-boards
Anet : 24 sub-boards
DOVE-Net : 20 sub-boards
FidoNet 1 : 26 sub-boards
FidoNet 2 : 20 sub-boards
Health Net : 16 sub-boards
Hobby Net 1 : 22 sub-boards
Hobby Net 2 : 19 sub-boards
ParaNET : 18 sub-boards
USENET : 11 sub-boards