| 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 | ||
| necentrl.mp | APRSdos | 64 | 58.6 | 29.2 | 83.5 | 899 | Click here |
| usancen.mp | APRSdos | 343 | 393.7 | 97.7 | 73.8 | 2058 | Click here |
| usacen.mp | APRSdos | 371 | 193.9 | 21.0 | 46.4 | 2086 | Click here |
| nexrad/rad_uex.geo | NWSRadar | 500 | 36.8 | 5.4 | 49.2 | 2215 | NEXRAD BLUE HILL,NE |
| usiroads.pdb | PocketAPRS | 500 | 405.8 | 5.0 | 23.3 | 2215 | Click here |
| usa.pdb | PocketAPRS | 500 | 405.8 | 5.0 | 23.3 | 2215 | Click here |
| usa.mp | APRSdos | 1429 | 65.4 | 4.8 | 1.4 | 3144 | Click here |
| world.mp | APRSdos | 6429 | 5114.2 | 76.5 | 22.1 | 8909 | Click here |
| world.pdb | PocketAPRS | 20480 | 5786.9 | 54.7 | 49.5 | 23507 | Click here |