Unknown Caller

~ Recording by U2

Appears on releases

#TitleLengthTrack ArtistRelease TitleRelease ArtistRelease Group TypeCountry/DateLabelCatalog#
Official
1.4Unknown Caller6:02U2No Line on the HorizonU2Album
  • JP2009-02-25
Island (imprint of Island Records, a division of Universal Music Group)UICI-1077
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
  • XE2009-02-27
Island (imprint of Island Records, a division of Universal Music Group), Mercury Music Group (label of Universal Music France), Universal (plain logo “Universal” used by Universal Music and Universal Pictures)1796028
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
  • XE2009-02-27
Island (imprint of Island Records, a division of Universal Music Group), Mercury Music Group (label of Universal Music France), Universal (plain logo “Universal” used by Universal Music and Universal Pictures)1796037
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
  • DE2009-02-27
  • US2009-03-03
Interscope RecordsB0012630-02
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
  • XE2009-02-27
1796097
1.4Unknown Caller6:03U2No Line on the Horizon (box set)U2Album
  • XE2009-03-02
Mercury Records (or just “Mercury.” A UMG imprint, do not use it for ©/℗ credits)1796097
1.4Unknown Caller6:03U2No Line on the Horizon (box set)U2Album
  • US2009-03-03
Interscope Records, Mercury Records (or just “Mercury.” A UMG imprint, do not use it for ©/℗ credits)B0012638-00
1.4Unknown Caller6:03U2No Line on the Horizon (limited edition)U2Album
  • US2009-03-03
Interscope Records, Island (imprint of Island Records, a division of Universal Music Group), Mercury Music Group (label of Universal Music France), Universal (plain logo “Universal” used by Universal Music and Universal Pictures)B0012635-02
1.4Unknown Caller6:02U2No Line on the HorizonU2Album
  • GB2009-03-03
  • US2009-03-03
1.4Unknown Caller6:02U2No Line on the HorizonU2Album
  • US2009-03-03
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
  • US2009-03-03
B0012630-01
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
  • CA2009-03-03
Interscope Records0251796037
1.4Unknown Caller6:03U2No Line on the Horizon (limited edition)U2Album
Interscope RecordsB0012635-02
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
Universal (plain logo “Universal” used by Universal Music and Universal Pictures)00602517976078.86
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
  • -2009
Island (imprint of Island Records, a division of Universal Music Group)
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
Island (imprint of Island Records, a division of Universal Music Group), Mercury Music Group (label of Universal Music France)SSTARCD 7316
1.4Unknown Caller6:03U2No Line on the HorizonU2Album
Island (imprint of Island Records, a division of Universal Music Group)
1.4Unknown Caller6:03U2No Line on the Horizon (deluxe edition)U2Album
Island (imprint of Island Records, a division of Universal Music Group)
1.4Unknown Caller6:03U2No Line on the Horizon (deluxe)U2Album
  • -2014
Island (imprint of Island Records, a division of Universal Music Group)
1.4Unknown Caller6:03U2No Line on the Horizon (deluxe)U2Album
  • JP2015-04-27
Island (imprint of Island Records, a division of Universal Music Group)
1.4Unknown Caller6:03U2No Line on the Horizon (2015 Kiosk Collection)U2Album
  • ES2015-12-27
Island (imprint of Island Records, a division of Universal Music Group)5364002
1.4Unknown Caller6:02U2No Line on the HorizonU2Album
  • -2016-05-26
Island (imprint of Island Records, a division of Universal Music Group)
1.4Unknown Caller6:02U2No Line on the Horizon (Mastered for iTunes)U2Album
  • -2017-05-26
Universal Music Catalogue (since early 2000s, alt name UMC used since ca. 2016; defunct since early 2023, renamed into Universal Music Recordings, don’t use it for later 2023 releases)
1.4アンノウン・コーラー6:03U2No Line on the HorizonU2Album
  • JP2017-05-26
Universal Music Catalogue (since early 2000s, alt name UMC used since ca. 2016; defunct since early 2023, renamed into Universal Music Recordings, don’t use it for later 2023 releases)
1.4Unknown Caller6:02U2No Line on the Horizon (mini LP)U2Album
  • JP2017-09-20
Island (imprint of Island Records, a division of Universal Music Group)UICI-9066
1.4Unknown Caller?:??U2No Line on the HorizonU2Album
  • XE2019-02-22
  • US2019-02-22
Island (imprint of Island Records, a division of Universal Music Group), Universal Music Catalogue (since early 2000s, alt name UMC used since ca. 2016; defunct since early 2023, renamed into Universal Music Recordings, don’t use it for later 2023 releases)5797085
1.4Unknown Caller6:03U2No Line on the Horizon (10th anniversary)U2Album
  • XE2019-02-22
  • GB2019-02-22
  • US2019-02-22
Island (imprint of Island Records, a division of Universal Music Group), Universal UMC7733839
Bootleg
1.10Unknown Caller6:05U22009‐07‐02: Barcelona, SpainU2Album + Live

Relationships

additional engineer:Declan Gaffney
Carl Glanville
assistant engineer:Chris Heaney (engineer)
engineer:Richard Rainey
additional producer:Steve Lillywhite
producer:Brian Eno
Daniel Lanois (Canadian record producer, guitarist, vocalist, and songwriter)
assistant mixer:Dave Clauss
Dave Emery (engineer)
Tom Hough
mixer:Declan Gaffney
Daniel Lanois (Canadian record producer, guitarist, vocalist, and songwriter)
additional keyboard:Terry Lawless
French horn:Richard Watkins (hornist)
recorded at:Camp Nou in Barcelona, Barcelona, Catalunya, Spain (on 2009-07-02)
recording of:Unknown Caller
Unknown Caller (live)

Unknown Caller

lyricist and composer:Brian Eno
Daniel Lanois (Canadian record producer, guitarist, vocalist, and songwriter)
U2 (Irish rock band)