| extension name | file type | Classification |
|---|---|---|
| PIN | MNS Projection Information File | GIS file |
| PIX | PCI Geomatics Database File | GIS file |
| PMF | ESRI Published Map File | GIS file |
| PRM | Route 66 Map File | GIS file |
| PTM | MapPoint Map File | GIS file |
| PTT | MapPoint Map Template | GIS file |