Ubuntu Sources List
Starting with Ubuntu 24.04 a new file is used to managed the repository configuration. It's located in
/etc/apt/sources.list.d/ubuntu.sources
For 23.10 and older the file to edit is
/etc/apt/sources.list
LTS
24.04 LTS "Noble Numbat"
Types: deb
URIs: http://archive.ubuntu.com/ubuntu/
Suites: noble noble-updates noble-backports noble-proposed
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
Types: deb
URIs: http://security.ubuntu.com/ubuntu/
Suites: noble-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
22.04 LTS “Jammy Jellyfish"
deb http://archive.ubuntu.com/ubuntu/ jammy main restricted universe multiverse
# deb-src http://archive.ubuntu.com/ubuntu/ jammy main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jammy-updates main restricted universe multiverse
# deb-src http://archive.ubuntu.com/ubuntu/ jammy-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse
# deb-src http://archive.ubuntu.com/ubuntu/ jammy-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ jammy-backports main restricted universe multiverse
# deb-src http://archive.ubuntu.com/ubuntu/ jammy-backports main restricted universe multiverse
deb http://archive.canonical.com/ubuntu/ jammy partner
# deb-src http://archive.canonical.com/ubuntu/ jammy partner
20.04 LTS “Focal Fossa"
deb http://archive.ubuntu.com/ubuntu/ focal main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ focal main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ focal-updates main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ focal-security main restricted universe multiverse
deb http://archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse
#deb-src http://archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse
deb http://archive.canonical.com/ubuntu focal partner
#deb-src http://archive.canonical.com/ubuntu focal partner
18.04 LTS “Bionic Beaver"
deb http://archive.ubuntu.com/ubuntu/ bionic main restricted
deb http://archive.ubuntu.com/ubuntu/ bionic-updates main restricted
deb http://archive.ubuntu.com/ubuntu/ bionic universe
deb http://archive.ubuntu.com/ubuntu/ bionic-updates universe
deb http://archive.ubuntu.com/ubuntu/ bionic multiverse
deb http://archive.ubuntu.com/ubuntu/ bionic-updates multiverse
deb http://archive.ubuntu.com/ubuntu/ bionic-backports main restricted universe multiverse
deb http://security.ubuntu.com/ubuntu bionic-security main restricted
deb http://security.ubuntu.com/ubuntu bionic-security universe
deb http://security.ubuntu.com/ubuntu bionic-security multiverse
16.04 LTS “Xenial Xerus"
deb http://archive.ubuntu.com/ubuntu xenial main
deb http://archive.ubuntu.com/ubuntu xenial-updates main
deb http://archive.ubuntu.com/ubuntu xenial restricted
deb http://archive.ubuntu.com/ubuntu xenial-updates restricted
deb http://archive.ubuntu.com/ubuntu xenial universe
deb http://archive.ubuntu.com/ubuntu xenial-updates universe
deb http://archive.ubuntu.com/ubuntu xenial multiverse
deb http://archive.ubuntu.com/ubuntu xenial-updates multiverse
deb http://archive.ubuntu.com/ubuntu xenial-security main
deb http://archive.ubuntu.com/ubuntu xenial-security restricted
deb http://archive.ubuntu.com/ubuntu xenial-security universe
deb http://archive.ubuntu.com/ubuntu xenial-security multiverse
deb http://archive.ubuntu.com/ubuntu xenial-backports main
deb http://archive.ubuntu.com/ubuntu xenial-backports restricted
deb http://archive.ubuntu.com/ubuntu xenial-backports universe
deb http://archive.ubuntu.com/ubuntu xenial-backports multiverse
deb http://archive.canonical.com/ubuntu xenial partner
Interim releases
25.04 "Plucky Puffin"
Types: deb
URIs: http://archive.ubuntu.com/ubuntu/
Suites: plucky plucky-updates plucky-backports
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
Types: deb
URIs: http://security.ubuntu.com/ubuntu/
Suites: plucky-security
Components: main multiverse universe restricted
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
24.10 "Oracular Oriole"
Types: deb
URIs: http://archive.ubuntu.com/ubuntu/
Suites: oracular oracular-updates
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
Types: deb
URIs: http://security.ubuntu.com/ubuntu/
Suites: oracular-security
Components: main restricted universe multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
23.10 "Mantic Minotaur"
deb http://old-releases.ubuntu.com/ubuntu/ mantic main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ mantic main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ mantic-updates main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ mantic-updates main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ mantic-backports main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ mantic-backports main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ mantic-security main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ mantic-security main restricted universe multiverse
23.04 "Lunar Lobster"
deb http://old-releases.ubuntu.com/ubuntu/ lunar main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ lunar main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ lunar-updates main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ lunar-updates main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ lunar-backports main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ lunar-backports main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ lunar-security main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ lunar-security main restricted universe multiverse
22.10 "Kinetic Kudu"
deb http://old-releases.ubuntu.com/ubuntu/ kinetic main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ kinetic main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ kinetic-updates main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ kinetic-updates main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ kinetic-backports main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ kinetic-backports main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ kinetic-security main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ kinetic-security main restricted universe multiverse
21.10 "Impish Indri"
deb http://old-releases.ubuntu.com/ubuntu/ impish main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ impish main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ impish-updates main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ impish-updates main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ impish-security main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ impish-security main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ impish-backports main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ impish-backports main restricted universe multiverse
21.04 "Hirsute Hippo"
deb http://old-releases.ubuntu.com/ubuntu/ hirsute main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ hirsute main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ hirsute-updates main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ hirsute-updates main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ hirsute-security main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ hirsute-security main restricted universe multiverse
deb http://old-releases.ubuntu.com/ubuntu/ hirsute-backports main restricted universe multiverse
deb-src http://old-releases.ubuntu.com/ubuntu/ hirsute-backports main restricted universe multiverse