| 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 | 26.9 | 45.8 | 84.9 | 859 | Click here |
| ilcookco.mp | APRSdos | 23 | 29.3 | 95.5 | 92.3 | 1901 | Click here |
| ilneast.mp | APRSdos | 29 | 14.9 | 8.2 | 49.3 | 1907 | Click here |
| ilnocnty.mp | APRSdos | 50 | 47.0 | 86.5 | 52.0 | 1435 | Click here |
| ilnorth.mp | APRSdos | 64 | 44.8 | 48.0 | 52.7 | 591 | Click here |
| iailinmo.mp | APRSdos | 221 | 106.7 | 50.2 | 17.4 | 1250 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 44.3 | 21.1 | 57.2 | 1072 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 39.9 | 16.3 | 52.1 | 1021 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 597.9 | 18.0 | 28.0 | 1021 | Click here |
| usa.pdb | PocketAPRS | 500 | 597.9 | 18.0 | 28.0 | 1021 | Click here |
| usa.mp | APRSdos | 1429 | 402.6 | 30.5 | 6.7 | 1950 | Click here |
| world.mp | APRSdos | 6429 | 4658.9 | 68.7 | 23.3 | 7637 | Click here |
| world.pdb | PocketAPRS | 20480 | 5335.2 | 49.1 | 51.0 | 20990 | Click here |