| 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 | 6.8 | 25.0 | 5.6 | 30 | Click here |
| mi-lower.mp | APRSdos | 100 | 65.1 | 50.8 | 45.9 | 608 | Click here |
| nexrad/rad_grr.geo | NWSRadar | 500 | 13.2 | 1.3 | 17.7 | 1008 | NEXRAD GRAND RAPIDS,MI |
| usiroads.pdb | PocketAPRS | 500 | 718.9 | 24.4 | 31.1 | 1008 | Click here |
| usa.pdb | PocketAPRS | 500 | 718.9 | 24.4 | 31.1 | 1008 | Click here |
| usa.mp | APRSdos | 1429 | 532.2 | 40.2 | 10.1 | 1937 | Click here |
| world.mp | APRSdos | 6429 | 4530.3 | 66.5 | 24.0 | 7602 | Click here |
| world.pdb | PocketAPRS | 20480 | 5216.2 | 47.5 | 52.0 | 21000 | Click here |