http://mirror.san.fastserv.com/pub/linux/centos/5.5/addons/x86_64/
http://mirror.ubiquityservers.com/centos/5.5/addons/x86_64/
http://mirrors.usc.edu/pub/linux/distributions/centos/5.5/addons/x86_64/
http://ftp.linux.ncsu.edu/pub/CentOS/5.5/addons/x86_64/
http://mirror.hmc.edu/centos/5.5/addons/x86_64/
http://mirrors.tummy.com/mirrors/CentOS/5.5/addons/x86_64/
http://centos.mirror.seiri.com/5.5/addons/x86_64/
http://mirrors.arsc.edu/centos/5.5/addons/x86_64/
ftp://mirror.nyi.net/centos/5.5/addons/x86_64/
http://mirror.nic.uoregon.edu/centos/5.5/addons/x86_64/