| 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 | 16.1 | 49.2 | 30.1 | 10 | Click here |
| ilcookco.mp | APRSdos | 23 | 9.8 | 34.6 | 28.4 | 23 | Click here |
| ilnorth.mp | APRSdos | 64 | 57.5 | 94.2 | 30.0 | 1006 | Click here |
| iailinmo.mp | APRSdos | 221 | 128.0 | 63.7 | 10.8 | 1800 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 69.2 | 68.7 | 77.7 | 1964 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 29.4 | 31.3 | 31.7 | 1964 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 604.3 | 19.4 | 27.1 | 1964 | Click here |
| usa.pdb | PocketAPRS | 500 | 604.3 | 19.4 | 27.1 | 1964 | Click here |
| usa.mp | APRSdos | 1429 | 426.0 | 32.6 | 5.7 | 2893 | Click here |
| world.mp | APRSdos | 6429 | 4635.8 | 68.2 | 23.0 | 8575 | Click here |
| world.pdb | PocketAPRS | 20480 | 5308.3 | 48.7 | 50.7 | 20987 | Click here |