Caln Athletic Association (Caln AA) is located in Thorndale, Pennsylvania and is home to potential future Major League ball players.  We are a non-profit organization providing baseball and softball leagues for players ranging in ages from 5 to 18 years old.  Caln AA is affiliated with both the Little League and American Legion organizations.   Our boundaries for Little League are Caln, West Caln, West Brandywine Townships.  American Legion is the Coatesville Area School District, with the exception of East Fallowfield Township.