In order to conserve the limited bandwidth available, ISO images are not downloadable from mirror.centos.org

http://centos5.zswap.net/8.2.2004/isos/x86_64/
http://mirror.vtti.vt.edu/centos/8.2.2004/isos/x86_64/
http://mirror.cogentco.com/pub/linux/centos/8.2.2004/isos/x86_64/
http://repos-va.psychz.net/centos/8.2.2004/isos/x86_64/
http://us.mirror.nsec.pt/centos/8.2.2004/isos/x86_64/
http://mirror.cs.vt.edu/pub/CentOS/8.2.2004/isos/x86_64/
http://mirrors.advancedhosters.com/centos/8.2.2004/isos/x86_64/
http://mirror.centos.iad1.serverforge.org/8.2.2004/isos/x86_64/
http://mirror.ash.fastserv.com/centos/8.2.2004/isos/x86_64/
http://mirror.vcu.edu/pub/gnu_linux/centos/8.2.2004/isos/x86_64/
http://repo1.ash.innoscale.net/centos/8.2.2004/isos/x86_64/

http://mirror.mia11.us.leaseweb.net/centos/8.2.2004/isos/x86_64/
http://ftpmirror.your.org/pub/centos/8.2.2004/isos/x86_64/
http://mirror.mobap.edu/centos/8.2.2004/isos/x86_64/
http://mirror.cc.columbia.edu/pub/linux/centos/8.2.2004/isos/x86_64/
http://linux-mirrors.fnal.gov/linux/centos/8.2.2004/isos/x86_64/
http://mirror.teklinks.com/centos/8.2.2004/isos/x86_64/
http://mirror.compevo.com/centos/8.2.2004/isos/x86_64/
http://repos.mia.quadranet.com/centos/8.2.2004/isos/x86_64/
http://mirror.chpc.utah.edu/pub/centos/8.2.2004/isos/x86_64/
http://mirror.metrocast.net/centos/8.2.2004/isos/x86_64/
http://mirrors.radwebhosting.com/centos/8.2.2004/isos/x86_64/
http://mirrors.rcs.alaska.edu/centos/8.2.2004/isos/x86_64/
http://mirrors.oit.uci.edu/centos/8.2.2004/isos/x86_64/
http://mirrors.xtom.com/centos/8.2.2004/isos/x86_64/
http://mirror.fileplanet.com/centos/8.2.2004/isos/x86_64/
http://mirror.grid.uchicago.edu/pub/linux/centos/8.2.2004/isos/x86_64/
http://centos3.zswap.net/8.2.2004/isos/x86_64/
http://repos.dfw.quadranet.com/centos/8.2.2004/isos/x86_64/
http://mirrors.xmission.com/centos/8.2.2004/isos/x86_64/
+ others, see the full list of mirrors: https://www.centos.org/download/mirrors/

Mirrors verified Tue Oct 27 03:47:54 2020 UTC

You can also download the ISO images using bittorrent, a peer-to-peer file sharing protocol. The .torrent files can be found from CentOS mirrors. Various bittorrent clients are available, including (in no particular order of preference): utorrent, vuze (Azureus), BitTorrent, Deluge, ctorrent, ktorrent, rtorrent and transmission. Packaged copies of various torrent clients for CentOS can be found in the repositories listed in the following wiki article: https://wiki.centos.org/AdditionalResources/Repositories