| 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 | 4.3 | 14.7 | 5.1 | 10 | Click here |
| ilcookco.mp | APRSdos | 23 | 10.8 | 52.9 | 0.9 | 552 | Click here |
| ilneast.mp | APRSdos | 29 | 13.1 | 42.2 | 25.2 | 558 | Click here |
| ilnorth.mp | APRSdos | 64 | 38.4 | 63.1 | 19.6 | 1224 | Click here |
| iailinmo.mp | APRSdos | 221 | 109.3 | 54.6 | 7.8 | 1927 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 68.0 | 36.6 | 87.0 | 1370 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 16.6 | 0.7 | 22.3 | 1370 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 587.1 | 18.5 | 26.7 | 1370 | Click here |
| usa.pdb | PocketAPRS | 500 | 587.1 | 18.5 | 26.7 | 1370 | Click here |
| usa.mp | APRSdos | 1429 | 407.4 | 31.2 | 5.2 | 2299 | Click here |
| world.mp | APRSdos | 6429 | 4654.6 | 68.5 | 22.9 | 7984 | Click here |
| world.pdb | PocketAPRS | 20480 | 5325.8 | 48.9 | 50.6 | 20986 | Click here |