| 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 | 15.6 | 14.9 | 54.1 | 551 | Click here |
| ilcookco.mp | APRSdos | 23 | 13.7 | 12.4 | 56.4 | 587 | Click here |
| ilneast.mp | APRSdos | 29 | 19.9 | 74.7 | 20.6 | 1340 | Click here |
| ilnorth.mp | APRSdos | 64 | 51.8 | 77.5 | 39.9 | 2150 | Click here |
| iailinmo.mp | APRSdos | 221 | 120.1 | 58.8 | 13.7 | 2895 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 58.6 | 51.5 | 68.7 | 1702 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 31.3 | 14.1 | 40.6 | 1702 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 602.7 | 18.9 | 27.5 | 1702 | Click here |
| usa.pdb | PocketAPRS | 500 | 602.7 | 18.9 | 27.5 | 1702 | Click here |
| usa.mp | APRSdos | 1429 | 417.6 | 31.8 | 6.1 | 2631 | Click here |
| world.mp | APRSdos | 6429 | 4644.0 | 68.4 | 23.1 | 8315 | Click here |
| world.pdb | PocketAPRS | 20480 | 5318.1 | 48.8 | 50.9 | 20989 | Click here |