| 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 | 12.3 | 46.8 | 2.9 | 30 | Click here |
| mi-lower.mp | APRSdos | 100 | 63.5 | 44.3 | 48.4 | 100 | Click here |
| nexrad/rad_grr.geo | NWSRadar | 500 | 12.4 | 11.8 | 14.1 | 500 | NEXRAD GRAND RAPIDS,MI |
| usiroads.pdb | PocketAPRS | 500 | 721.3 | 24.7 | 30.9 | 500 | Click here |
| usa.pdb | PocketAPRS | 500 | 721.3 | 24.7 | 30.9 | 500 | Click here |
| usa.mp | APRSdos | 1429 | 537.2 | 40.6 | 10.0 | 1429 | Click here |
| world.mp | APRSdos | 6429 | 4525.1 | 66.4 | 24.0 | 7093 | Click here |
| world.pdb | PocketAPRS | 20480 | 5210.4 | 47.4 | 52.0 | 21000 | Click here |