| 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 | 25.3 | 64.4 | 64.1 | 1295 | Click here |
| ilneast.mp | APRSdos | 29 | 9.4 | 12.2 | 29.9 | 1314 | Click here |
| ilnocnty.mp | APRSdos | 50 | 39.5 | 74.9 | 40.9 | 2084 | Click here |
| ilnorth.mp | APRSdos | 64 | 37.0 | 38.9 | 44.1 | 2098 | Click here |
| iailinmo.mp | APRSdos | 221 | 99.9 | 47.6 | 14.9 | 2255 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 49.0 | 11.7 | 65.0 | 1150 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 36.0 | 25.6 | 44.3 | 1150 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 590.2 | 17.8 | 27.7 | 1150 | Click here |
| usa.pdb | PocketAPRS | 500 | 590.2 | 17.8 | 27.7 | 1150 | Click here |
| usa.mp | APRSdos | 1429 | 396.5 | 30.1 | 6.3 | 2079 | Click here |
| world.mp | APRSdos | 6429 | 4665.0 | 68.8 | 23.2 | 7767 | Click here |
| world.pdb | PocketAPRS | 20480 | 5340.1 | 49.1 | 50.9 | 20989 | Click here |