The codenames listed under Character are those used during the time frame of the particular iteration.
Characters with more than one codename for that period have them listed chronologically and separated by a slash (/).
Bolded names in the most recent iteration published are the current team members.
This roster covers the iteration of the team introduced in the early 1970s and later modified by retcons in the 1980s.
This roster covers the iteration of the team introduced in 2006 after Infinite Crisis.