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Details of the .bln file extension

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

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

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

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

.bln file extension details

Golden Software Blanking

Golden Software Blanking .bln file icon
BLN file is a Golden Software Blanking. he Golden Software (GS) Blanking file is an ASCII format file used to store geographic information including areas (polygons), curves (polylines), and points. Even though the primary use of GS Blanking files is to indicate regions to be "blanked-out", they can also be used for simple boundaries and illustration purposes.
BLN format description not yet available
Category: Data files
Application: MapViewer
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
BLN aliases:
BLN related links:
BLN related extensions:

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

.bln file extension error

The .bln file extension is often given incorrectly!

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

blb, bpn, bn, blm, bl, blj, bin, bnl, blg, bon

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Act! Blob Data
Treepad Database Blob Data
ArchiCAD Project Backup
NewsRoom Document
C64 Printfox/Pagefox Bitmap Image
Rightmove Bulk Load Mass Data
Binary Linework TIFF Image
Sagem Fast 3202 Firmware
CDRWIN Binary Data File
MicroSim PCBoard Netlist
open .bln file

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

.bln 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 .bln file extension, write to us!

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