| 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 | ||
| baltimor.pdb | PocketAPRS | 10 | 20.9 | 84.4 | 23.0 | 854 | Click here |
| usaeast.mp | APRSdos | 300 | 113.8 | 4.6 | 36.1 | 1144 | Click here |
| li.mp | APRSdos | 300 | 113.8 | 4.6 | 36.1 | 1144 | Click here |
| nexrad/rad_lwx.geo | NWSRadar | 500 | 32.0 | 33.6 | 34.1 | 1344 | NEXRAD STERLING,VA |
| usiroads.pdb | PocketAPRS | 500 | 959.1 | 43.8 | 17.9 | 1344 | Click here |
| usa.pdb | PocketAPRS | 500 | 959.1 | 43.8 | 17.9 | 1344 | Click here |
| bertha.mp | APRSdos | 786 | 747.5 | 55.5 | 74.6 | 2087 | Click here |
| usa.mp | APRSdos | 1429 | 913.6 | 69.8 | 4.7 | 3428 | Click here |
| world.mp | APRSdos | 6429 | 4179.0 | 59.9 | 20.7 | 9027 | Click here |
| world.pdb | PocketAPRS | 20480 | 4813.8 | 42.8 | 47.7 | 23078 | Click here |