A daily updated filename extension database!

PDR file extension

The table below provides useful information about the .pdr file extension. It answers questions such as:

  • What is the .pdr file?
  • What program do I need to open a .pdr file?
  • How can the .pdr file be opened, edited or printed?
  • How can I convert .pdr files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

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

✅ Mail.dat Piece Detail File

Mail.dat Piece Detail File .pdr file icon
PDR file is a Mail.dat Piece Detail 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.
PDR format description not yet available
Category: Data files
Application: PostalOne!
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
PDR aliases:
PDR related links:
PDR 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

Mail.dat International Container Label File

Mail.dat Package Quantity File

Mail.dat Walk Sequence File

Mail.dat Package Label File

Mail.dat Special Fees File

Other types of files may also use the .pdr file extension.

🚫 The .pdr file extension is often given incorrectly!

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

dpr, dr, ldr, odr, pcr, pd, pdd, pde, pdf, pdg, pdt, per, pfr, pr, prd

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

ASReml Double Precision Binary Data
Arduino Old Sketch File
Erosion 3D Precipitation Parameters Data
Perl Data Language PreProcessor Data
PEX Report
Corel Paint Shop Pro Frame
Broderbund PrintMaster Post Card
MetaCAM Part Data
Personal Video Recorder Video
OMA DRM Rights Object XML

🔴 Can't open a .pdr file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .pdr file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .pdr file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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