| 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 | ||
| dakotas.mp | APRSdos | 143 | 171.7 | 95.0 | 85.9 | 1952 | Click here |
| usancen.mp | APRSdos | 343 | 111.5 | 28.6 | 20.7 | 2152 | Click here |
| usacen.mp | APRSdos | 371 | 466.2 | 84.8 | 95.4 | 2173 | Click here |
| nexrad/rad_udx.geo | NWSRadar | 500 | 12.3 | 23.0 | 0.1 | 2302 | NEXRAD NEW UNDERWOOD,SD |
| usiroads.pdb | PocketAPRS | 500 | 664.5 | 15.9 | 34.7 | 2302 | Click here |
| usa.pdb | PocketAPRS | 500 | 664.5 | 15.9 | 34.7 | 2302 | Click here |
| usa.mp | APRSdos | 1429 | 342.5 | 21.4 | 14.2 | 3231 | Click here |
| world.mp | APRSdos | 6429 | 5249.3 | 80.2 | 24.9 | 9033 | Click here |
| world.pdb | PocketAPRS | 20480 | 5972.0 | 57.3 | 53.2 | 21585 | Click here |