| 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 | 19.2 | 3.3 | 68.7 | 697 | Click here |
| ilcookco.mp | APRSdos | 23 | 18.4 | 28.3 | 73.4 | 757 | Click here |
| ilneast.mp | APRSdos | 29 | 18.7 | 62.0 | 34.2 | 1383 | Click here |
| ilnorth.mp | APRSdos | 64 | 51.4 | 71.9 | 46.0 | 2137 | Click here |
| iailinmo.mp | APRSdos | 221 | 118.1 | 57.2 | 15.4 | 2866 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 53.5 | 45.7 | 63.3 | 1133 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 34.7 | 8.3 | 46.1 | 1133 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 603.5 | 18.7 | 27.8 | 1133 | Click here |
| usa.pdb | PocketAPRS | 500 | 603.5 | 18.7 | 27.8 | 1133 | Click here |
| usa.mp | APRSdos | 1429 | 415.1 | 31.6 | 6.4 | 2062 | Click here |
| world.mp | APRSdos | 6429 | 4646.3 | 68.4 | 23.2 | 7746 | Click here |
| world.pdb | PocketAPRS | 20480 | 5321.4 | 48.9 | 50.9 | 20989 | Click here |