SWBMAI Southern Wisconsin Bluegrass Music Association, Inc. Bands, events, jam sessions, concerts, and other bluegrass news in Wisconsin.
MBOTMA Minnesota Bluegrass and Old Time Music Association. Lots of links to midwestern bluegrass events, festivals, bands, etc.
BBMA The Badgerland Bluegrass Music Association. Lots of info, concerts, and jams.
Northern Indiana Bluegrass Association Bluegrass festivals, concerts, jam sessions, and lots more.
SPBGMA Society For Preservation Of Bluegrass Music In America. Lots of bluegrass festivals in the midwest.