How to open .ctt file format?

The probably reason why you are at this website is a problem with opening .ctt file. The full name of the file is Messenger Contact List. If the double-click on the file’s icon shows you a message that additional programs are needed to open the file, you’ll find the list of helpful programs in the bottom of the page.The developer of this format is Microsoft.

.ctt file extension (Messenger Contact List)

Category Developer/Producer File description Popularity
Data Files Microsoft Messenger Contact List
Programs using this file extension: .ctt
ADS OS Software
  • Microsoft Windows Live Messenger
  • Microsoft MSN Messenger
  • Any text editor
  • Microsoft Messenger

The file extension .ctt can be used by another programs. If you have some useful information about .ctt file type that may help other users, please send them to us and we’ll update our database.

Visiting our website you are probably asking yourself:
  • What application can open .ctt file?
  • How to open .ctt file?
  • What is .ctt file?
  • How can I convert .ctt file?
  • Where can I find informations about .ctt file extension?
We hope we have given you enough informations about this file type. Otherwise you can search some informations about .ctt extension on or