| 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 | 12.8 | 35.3 | 29.3 | 10 | Click here |
| ilcookco.mp | APRSdos | 23 | 10.3 | 15.6 | 40.9 | 23 | Click here |
| ilneast.mp | APRSdos | 29 | 30.0 | 97.1 | 57.3 | 1573 | Click here |
| ilnorth.mp | APRSdos | 64 | 50.3 | 87.5 | 5.3 | 2483 | Click here |
| iailinmo.mp | APRSdos | 221 | 122.2 | 61.7 | 3.6 | 3257 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 81.9 | 61.7 | 99.9 | 2116 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 15.3 | 24.4 | 9.5 | 2116 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 589.8 | 19.2 | 26.1 | 2116 | Click here |
| usa.pdb | PocketAPRS | 500 | 589.8 | 19.2 | 26.1 | 2116 | Click here |
| usa.mp | APRSdos | 1429 | 420.0 | 32.3 | 4.6 | 3045 | Click here |
| world.mp | APRSdos | 6429 | 4642.7 | 68.3 | 22.8 | 8728 | Click here |
| world.pdb | PocketAPRS | 20480 | 5311.5 | 48.8 | 50.4 | 20984 | Click here |