A daily updated filename extension database!

Details of the .f03 file extension

The table below provides useful information about the .f03 file extension. It answers questions such as:

  • What is the .f03 file?
  • What program do I need to open a .f03 file?
  • How can the .f03 file be opened, edited or printed?
  • Where can I find the specifications for .f03?
  • Which MIME-type is associated with the .f03 extension?
  • How can I convert .f03 files to another format?
  • What are other, similar filename extensions to .f03?

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

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

.f01 file extension details

HEC-RAS Flow File

HEC-RAS Flow File .f01 file icon
F01 file is a HEC-RAS Flow File. Hydrologic Engineering Centers River Analysis System (HEC-RAS) is a one- dimensional model, intended for hydraulic analysis of river channels
Category: Data files
Application: HEC-RAS
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
F01 aliases:
f02, f03, f04, f05, f06, f07, f08, f09, f10, f99
F01 related links:
F01 related extensions:
HEC-RAS Geometry File

Other types of files may also use the .f03 file extension.

.f03 file extension error

The .f03 file extension is often given incorrectly!

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


Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

BlindWrite CD Image Segment
MicroStation Modification System Resource File
FileMaker Pro V3 Data
WinRAR Archive
WinAce Archive
TaxCut Federal Data
ArcInfo ASCII Export
HEC-RAS Geometry File
open .f03 file

Can't open a .f03 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 .f03 file association, check the FAQ.

.f03 file extension

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 .f03 file extension, write to us!

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