$ sudo apt-get update
$ sudo apt-get install kde-telepathy-contact-list 

kde-telepathy-contact-list is installed in your system.

Make ensure the kde-telepathy-contact-list package were installed using the commands given below,

$ sudo dpkg-query -l | grep kde-telepathy-contact-list *

You will get with kde-telepathy-contact-list package name, version, architecture and description in a table

kde-telepathy-contact-list package basic information: