Crossword clues for O or A, in baseball:STRAT___-O-Matic BaseballSTRAT___-O-Matic (baseball game company)ALERO or A, in baseballNATSThey compete with the O's for local baseball fans' affectionsNODOUBTERSLo-o-ong home runs, in baseball lingoOTTThe "O" in Ogden Nash's alphabet of baseball players