| 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 | 23.1 | 88.2 | 4.7 | 912 | Click here |
| mi-lower.mp | APRSdos | 100 | 89.5 | 84.8 | 49.0 | 1830 | Click here |
| iailinmo.mp | APRSdos | 221 | 209.8 | 97.5 | 38.0 | 2926 | Click here |
| nexrad/rad_grr.geo | NWSRadar | 500 | 30.6 | 53.0 | 13.4 | 3735 | NEXRAD GRAND RAPIDS,MI |
| usiroads.pdb | PocketAPRS | 500 | 695.4 | 22.8 | 30.9 | 3735 | Click here |
| usa.pdb | PocketAPRS | 500 | 695.4 | 22.8 | 30.9 | 3735 | Click here |
| usa.mp | APRSdos | 1429 | 502.6 | 37.8 | 9.9 | 4664 | Click here |
| world.mp | APRSdos | 6429 | 4560.1 | 67.0 | 24.0 | 10334 | Click here |
| world.pdb | PocketAPRS | 20480 | 5245.6 | 47.9 | 52.0 | 21000 | Click here |