.RGN File Extension

Garmin Regional Map File

Developer	Garmin
Popularity	3.2 \| 11 Votes
Category	GIS Files
Format	N/A

What is an RGN file?

Map data file saved in a database format; contains a map of a specific region that can be loaded by Garmin software and GPS devices; may also contain information that can be used to update a GPS device's firmware.

Programs that open RGN files

Windows

Garmin MapInstall

Garmin WebUpdater

TurboCCC TTSVoiceEditor

Free

Mac