How to open .dmt file format?

The probably reason why you are at this website is a problem with opening .dmt file. The full name of the file is DeLorme Transfer File. 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 DeLorme.

.dmt file extension (DeLorme Transfer File)

Category Developer/Producer File description Popularity
GIS Files DeLorme DeLorme Transfer File
Programs using this file extension: .dmt
ADS OS Software
  • DeLorme Topo North America

The file extension .dmt can be used by another programs. If you have some useful information about .dmt 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 .dmt file?
  • How to open .dmt file?
  • What is .dmt file?
  • How can I convert .dmt file?
  • Where can I find informations about .dmt file extension? (for example on the File Extension website)
We hope we have given you enough informations about this file type. Otherwise you can search some informations about .dmt extension on