| 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 | 13.4 | 20.6 | 43.5 | 10 | Click here |
| ilcookco.mp | APRSdos | 23 | 16.2 | 61.0 | 44.0 | 633 | Click here |
| ilneast.mp | APRSdos | 29 | 9.6 | 35.8 | 10.7 | 639 | Click here |
| ilnorth.mp | APRSdos | 64 | 41.9 | 60.2 | 35.5 | 1276 | Click here |
| iailinmo.mp | APRSdos | 221 | 109.9 | 53.8 | 12.4 | 1971 | Click here |
| nexrad/rad_mkx.geo | NWSRadar | 500 | 57.3 | 33.7 | 72.7 | 1227 | NEXRAD DOUSMAN,WI |
| nexrad/rad_lot.geo | NWSRadar | 500 | 27.4 | 3.6 | 36.6 | 1227 | NEXRAD ROMEOVILLE,IL |
| usiroads.pdb | PocketAPRS | 500 | 593.9 | 18.4 | 27.4 | 1227 | Click here |
| usa.pdb | PocketAPRS | 500 | 593.9 | 18.4 | 27.4 | 1227 | Click here |
| usa.mp | APRSdos | 1429 | 407.4 | 31.0 | 5.9 | 2156 | Click here |
| world.mp | APRSdos | 6429 | 4654.2 | 68.5 | 23.1 | 7841 | Click here |
| world.pdb | PocketAPRS | 20480 | 5327.8 | 49.0 | 50.8 | 20988 | Click here |