What is a .DAT File And How To Open It – U.S. Department of State

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While downloading files, you might have downloaded a file with the .dat extension. It is possible that you know what the file does, but you are unsure on how to open it. In this article we will explain what .dat file extension is, how to open it and how to work with it.

What is a .DAT file?

The .DAT file extension is from Nonimmigrant Visa Application Data File. This file extension belongs to the developer U.S. Department of State. The file has the binary format, and it is a data related file.

What to know

There is currently 0 software that can open the .dat file on 0 platforms.


There are currently no software associated with this file extension, if you have any information please let us know.