Football clubs dissolved or disbanded in 2006.
AB Kızılcahamam Belediyespor—Dissolved in 2006—1994
AC Allianssi—Dissolved in 2006—2002
ADAP—Dissolved in 2006—1999
Augusta FireBall—Dissolved in 2006—2005
Beringen-Heusden-Zolder—Dissolved in 2006—1999
Budućnost Banatski Dvor—Dissolved in 2006—1929
California Gold—Dissolved in 2006—2002
Cap-Ferret—Dissolved in 2006—UNK
Chernomorets—Dissolved in 2006—1919
Chuo Bohan—Dissolved in 2006—1982
Châlons—Dissolved in 2006—1925
Ciudad de Murcia—Dissolved in 2006—1999
Colorado Springs Blizzard—Dissolved in 2006—2004
Coyotes de Sonora—Dissolved in 2006—2005
Cruz Azul Oaxaca—Dissolved in 2006—2003
Da Gun—Dissolved in 2006—UNK
Delfines de Coatzacoalcos—Dissolved in 2006—1997
Drnovice—Dissolved in 2006—1932
Družstevník Báč—Dissolved in 2006—1970
Dublin City—Dissolved in 2006—1999
Eintracht Hamm—Dissolved in 2006—1922
Eirobaltija—Dissolved in 2006—UNK
FIMA—Dissolved in 2006—1945
Fawkner-Whittlesea Blues—Dissolved in 2006—2004
Fransa-Pax—Dissolved in 2006—UNK
GE Força e Luz—Dissolved in 2006—1921
Great Harwood Town—Dissolved in 2006—1966
Gönenspor—Dissolved in 2006—1973
Hunan Shoking—Dissolved in 2006—2004
Iberoamericana—Dissolved in 2006—UNK