| 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 | 19.8 | 16.3 | 69.2 | 702 | Click here |
| ilcookco.mp | APRSdos | 23 | 20.9 | 55.2 | 74.0 | 1315 | Click here |
| ilneast.mp | APRSdos | 29 | 14.6 | 40.4 | 34.7 | 1321 | Click here |
| ilnorth.mp | APRSdos | 64 | 47.2 | 62.3 | 46.2 | 1979 | Click here |
| iailinmo.mp | APRSdos | 221 | 113.0 | 54.4 | 15.5 | 2680 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 51.0 | 35.8 | 63.1 | 1131 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 34.5 | 1.5 | 46.2 | 1131 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 600.0 | 18.5 | 27.8 | 1131 | Click here |
| usa.pdb | PocketAPRS | 500 | 600.0 | 18.5 | 27.8 | 1131 | Click here |
| usa.mp | APRSdos | 1429 | 409.8 | 31.1 | 6.4 | 2060 | Click here |
| world.mp | APRSdos | 6429 | 4651.7 | 68.5 | 23.2 | 7745 | Click here |
| world.pdb | PocketAPRS | 20480 | 5326.9 | 48.9 | 51.0 | 20990 | Click here |