This is a list of The Simpsons episodes by broadcast order. For a list of episodes in production order, see List of episodes by production order. Template:See also Key In the # column: The first number refers to the order it aired during the entire series. The second number refers to the episode number within its season: i.e. 1506 would be the sixth episode of the fifteenth season. The production code refers to the code assigned to the episode by the production team. The first two characters ref