National SCRABBLE Association
From NASPAWiki
The (NSA) is the predecessor of the North American SCRABBLE Players Association as the governing organization for club and tournament SCRABBLE play in Canada and the United States, and as the organizer of national championships.
It continues to operate under a mandate from Hasbro, Inc. to promote the SCRABBLE game in North America, concentrating on the School SCRABBLE Program and casual SCRABBLE clubs.