WUSA SoftballWBritish Softball FederationWInternational Softball FederationWLimestone Umpire AssociationWLittle League BaseballWMen's professional softball in the United StatesWNorwegian Softball and Baseball FederationWWorld Baseball Softball ConfederationWPONY Baseball and SoftballWReviving Baseball in Inner CitiesWUSA SoftballWWorld Baseball Softball Confederation
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