All pages with prefix
- U
- U/doc
- ULTIMATEMECHASONIC
- UOTM
- UOTM-archive
- UOTM-box
- UOTM-header
- UOTM-list
- UOTM-list-none
- UOTM/preload
- UR-archive
- URR-header
- USA
- USATCE
- USERNAME
- USERNAME/doc
- UltQuiz
- Um
- Unachieveable
- Unaired
- UnairedMovie
- Unaired Series
- UnavailableMiniGame
- UnbelievableWin
- Under Construction
- UnderdiminatorWin
- Undertale Fan
- UndetectedWayWin
- Unfinished
- Unfriendly
- Unknown
- Unnamed drone
- Unofficial name
- Unprotect
- Unprotect/doc
- Unreleased
- Unreleased Video Game
- Unsigned
- UpcomingMovie
- UpcomingMovieNotice
- Update
- UsedPieman187
- User
- User-list
- User//DJ Xx 2005
- User1000editsoneday
- User100editsoneday
- User2
- User3
- User500editsoneday
- User50editsoneday
- User:Benny30111/Signature
- User:ClocksNetwork/Sig
- User:JM SB FAN/Kai Turner's Bottom 20
- User:Nomoreideas/New Ratings
- User:RKSPokéBeast987/Signature
- User:Rosieisntred.mp4/Sponge Opinions
- User:Spongebob789/Signature
- UserA
- UserAge
- UserBobWikiPantsFan
- UserBox/Squidward
- UserF
- UserFromNebraska
- UserLinks
- UserLinks-request
- UserMonth
- UserSig
- UserTanhamman
- UserTemplate21
- User Bio
- User Character
- User Earth
- User FR
- User Infobox
- User Infobox (Iwuedfh)
- User Information
- User Jupiter
- User Mars
- User Mercury
- User Moon
- User Neptune
- User Pluto
- User Saturn
- User Sun
- User Unpopular Opinions
- User Uranus
- User Venus
- User ar
- User blog namespace edits
- User editcount
- User edits
- User en
- User en-0
- User en-1
- User en-2
- User en-3
- User en-4
- User en-5
- User es
- User gr
- User infobox
- User language category
- User namespace edits
- User pl
- User pt
- User states visited
- User tr
- Userbox
- Userbox/Won the NES quiz
- Userbox/doc
- Userbox2
- Userbox2/doc
- Userbox9
- Userbox:SpongeTheorist
- UserboxFavorite Episode
- UserboxLeastFavorite Episode
- Userboxbottom
- Userboxbreak
- Userboxtop
- Userlinks
- Userstats
- UzaySign
- UzaySign2