Got bored and decided to start this correct me if you think anyone else's reign was better and add in any crime families I may have missed
New York
-Genovese crime family, Charles Luciano
-Gambino crime family, Carlo Gambino
-Bonanno crime family, Joe Bonanno
-Lucchese crime family, Tommaso Gagliano
-Colombo crime family, Joe Profaci

East coast
-Buffalo crime family, Stefano Maggadino
-Patriarca crime family, Raymond L.S Patriarca
-DeCavalcante crime family, John Riggi
-Bufalino crime family, Rosario Bufalino
-Philadelphia crime family, Angelo Bruno
-Pittsburgh crime family, Sebastian LaRocca
-Rochester crime family, Samuel Russotti

South
-Trafficante crime family, Santo Trafficante Jr
-Dallas crime family, Joseph Campisi
-New Orleans crime family, Calogero Minacore

Midwest
-Cleveland crime family, John Scalish
-Chicago Outfit, Paul Ricca
-Milwaukee crime family, Frank Balistieri
-Detroit Partnership, Joseph Zerilli
-Kansas City crime family, Nicholas Civella
-St Louis crime family, Anthony Giordano

West Coast
-Los Angeles crime family, Jack Dragna
-San Francisco crime family, James Lanza
-San Jose crime family, Joseph Cerrito
-Denver crime family, Eugene Smaldone