Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .pqt

1 extension(s) and 0 alias(es) in our database

Below, you can find answers to the following questions:

  • What is the .pqt file?
  • Which program can create the .pqt file?
  • Where can you find a description of the .pqt format?
  • What can convert .pqt files to a different format?
  • Which MIME-type is associated with the .pqt extension?
Mail.dat Package Quantity File .pqt file icon

Mail.dat Package Quantity File

The PQT file is a Mail.dat Package Quantity File. Mail.dat is the standard embraced by a significant portion of the mail production industry and the US Postal Service. Mail.dat is a relational database of nineteen "connected" files describing each characteristic that can exist within a mailing.
Detailed description not available
Category: Data files
Application: PostalOne!
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Mail.dat Container Quantity Data
Mail.dat Mail Piece Unit File
Mail.dat Postage Account File
Mail.dat Component File
Mail.dat Container Summary File

Other types of files may also use the .pqt file extension. If you have helpful information about .pqt extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Liquid Audio Player Data
Adobe PageMaker Default Printer Style
Corel Presentations Slideshow Runtime
Unknown PQH File

The .pqt filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

ptq (1), pqr (1), pqg (1), lqt (1), qpt (1), pt (1), pqh (1), pq (1)

Can't open a .pqt file?

If you want to open a .pqt file on your computer, you just need to have the appropriate program installed. If the .pqt association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.pqt

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android