.WINDOWSLIVECONTACT File Extension
File TypeWindows Live Contacts File
What is a WINDOWSLIVECONTACT file?
File used by Windows Live Messenger, an online instant messaging program; contains contact card data, including name, nickname, email address, phone number, professional title, and photo image; saved in an encrypted format.
Windows Live Contacts may be backed up into .CTT files.
NOTE: Windows Live Messenger was discontinued in 2013 and has moved to Skype.