| 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 | 57.5 | 4.5 | 585 | Click here |
| ilcookco.mp | APRSdos | 23 | 9.8 | 46.0 | 12.1 | 598 | Click here |
| ilnorth.mp | APRSdos | 64 | 57.3 | 98.3 | 15.6 | 1622 | Click here |
| iailinmo.mp | APRSdos | 221 | 128.9 | 64.9 | 6.6 | 2428 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 78.6 | 72.8 | 90.6 | 2134 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 24.2 | 35.5 | 18.7 | 2134 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 599.0 | 19.5 | 26.6 | 2134 | Click here |
| usa.pdb | PocketAPRS | 500 | 599.0 | 19.5 | 26.6 | 2134 | Click here |
| usa.mp | APRSdos | 1429 | 427.0 | 32.8 | 5.0 | 3063 | Click here |
| world.mp | APRSdos | 6429 | 4635.3 | 68.2 | 22.9 | 8745 | Click here |
| world.pdb | PocketAPRS | 20480 | 5305.6 | 48.7 | 50.5 | 20985 | Click here |