File Extension prm

Find out what programs can help open, view, play or convert your prm files.

Opening prm files
Route 66 Map File

Did your computer fail to open a prm file? We explain what prm files are and recommend software that we know can open or convert your prm files.

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What is prm file?

Map of a country or other area used by Route 66, a mapping and navigation program for Windows Mobile

Software that will open, convert or fix prm files

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