| 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 | ||
| chicago.pdb | PocketAPRS | 10 | 21.7 | 14.6 | 76.4 | 774 | Click here |
| ilcookco.mp | APRSdos | 23 | 22.4 | 52.8 | 82.3 | 1374 | Click here |
| ilneast.mp | APRSdos | 29 | 16.3 | 42.4 | 41.3 | 1380 | Click here |
| ilnorth.mp | APRSdos | 64 | 48.9 | 63.2 | 49.2 | 2047 | Click here |
| iailinmo.mp | APRSdos | 221 | 114.0 | 54.7 | 16.4 | 2751 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 49.4 | 36.7 | 60.4 | 1104 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 36.5 | 0.6 | 48.9 | 1104 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 601.8 | 18.5 | 27.9 | 1104 | Click here |
| usa.pdb | PocketAPRS | 500 | 601.8 | 18.5 | 27.9 | 1104 | Click here |
| usa.mp | APRSdos | 1429 | 410.7 | 31.2 | 6.6 | 2033 | Click here |
| world.mp | APRSdos | 6429 | 4650.8 | 68.5 | 23.2 | 7718 | Click here |
| world.pdb | PocketAPRS | 20480 | 5326.5 | 48.9 | 51.0 | 20990 | Click here |