| Map Name | type | detail (meters) | dist to center (mi) | hcentered(%) | vcentered (%) | "quality" | display map |
| Relief World Map | 0 | 5000 | Click here | ||||
| APRSworld | APRSworld | 4 | 0 | 5 | Click here | ||
| miswest.mp | APRSdos | 30 | 9.5 | 19.2 | 25.8 | 30 | Click here |
| mi-lower.mp | APRSdos | 100 | 80.2 | 64.1 | 55.3 | 1294 | Click here |
| nexrad/rad_grr.geo | NWSRadar | 500 | 11.4 | 19.9 | 4.5 | 1694 | NEXRAD GRAND RAPIDS,MI |
| usiroads.pdb | PocketAPRS | 500 | 703.8 | 23.8 | 30.5 | 1694 | Click here |
| usa.pdb | PocketAPRS | 500 | 703.8 | 23.8 | 30.5 | 1694 | Click here |
| usa.mp | APRSdos | 1429 | 518.8 | 39.3 | 9.5 | 2623 | Click here |
| world.mp | APRSdos | 6429 | 4543.3 | 66.7 | 23.9 | 8290 | Click here |
| world.pdb | PocketAPRS | 20480 | 5227.1 | 47.7 | 51.9 | 20999 | Click here |