According to the Mercury News, the 2006-07 NBA season will begin on
October 31, 2006
"The 2006-07 NBA season is the 61st season of the National Basketball
Association. It will begin on October 31, 2006 and will run through
April 18, 2007. The league will field 30 teams, separated by two
conferences and six divisions. The NBA Playoffs will follow the
regular season, beginning on April 21, 2007, and continue through the
NBA Finals in June."
"2006-07 NBA season"
I hope this helps!