| 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 | 9.7 | 29.3 | 18.6 | 10 | Click here |
| ilcookco.mp | APRSdos | 23 | 7.0 | 7.4 | 28.5 | 23 | Click here |
| ilneast.mp | APRSdos | 29 | 27.0 | 90.5 | 47.3 | 934 | Click here |
| ilnorth.mp | APRSdos | 64 | 48.9 | 84.5 | 9.8 | 1814 | Click here |
| iailinmo.mp | APRSdos | 221 | 120.8 | 60.9 | 4.9 | 2580 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 78.5 | 58.7 | 95.9 | 2046 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 15.6 | 21.4 | 13.5 | 2046 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 590.7 | 19.1 | 26.3 | 2046 | Click here |
| usa.pdb | PocketAPRS | 500 | 590.7 | 19.1 | 26.3 | 2046 | Click here |
| usa.mp | APRSdos | 1429 | 418.7 | 32.1 | 4.8 | 2975 | Click here |
| world.mp | APRSdos | 6429 | 4643.8 | 68.3 | 22.8 | 8658 | Click here |
| world.pdb | PocketAPRS | 20480 | 5313.3 | 48.8 | 50.5 | 20985 | Click here |