Where can you watch full episodes of classic sitcoms online?

Watch full episodes of classic sitcoms online at Hulu and Crackle. These TV streaming sites both offer wide selections of classic sitcoms, with many episodes available for free.

Streaming site Hulu hosts a generous selection of classic sitcoms, including “Cheers,” “Wings,” “Seinfeld” and “Frasier.” Free users can watch a few episodes of each show with brief commercial interruptions, while paid users can watch an extensive selection of episodes commercial-free.

Streaming site Crackle, which is completely free, offers episodes of many classic sitcoms, including “Good Times,” “The Jeffersons,” “All in the Family,” "Sanford & Son” and “The Larry Sanders Show.” TV shows on Crackle also feature occasional commercial interruptions.