| 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 | ||
| washingt.pdb | PocketAPRS | 10 | 23.7 | 53.7 | 83.5 | 1382 | Click here |
| baltimor.pdb | PocketAPRS | 10 | 18.0 | 68.6 | 30.8 | 2068 | Click here |
| usaeast.mp | APRSdos | 300 | 127.0 | 6.0 | 40.2 | 2358 | Click here |
| li.mp | APRSdos | 300 | 127.0 | 6.0 | 40.2 | 2358 | Click here |
| nexrad/rad_lwx.geo | NWSRadar | 500 | 26.4 | 40.1 | 16.9 | 2558 | NEXRAD STERLING,VA |
| usiroads.pdb | PocketAPRS | 500 | 960.2 | 44.0 | 17.1 | 2558 | Click here |
| usa.pdb | PocketAPRS | 500 | 960.2 | 44.0 | 17.1 | 2558 | Click here |
| bertha.mp | APRSdos | 786 | 735.0 | 55.0 | 73.0 | 2066 | Click here |
| usa.mp | APRSdos | 1429 | 919.8 | 70.1 | 5.6 | 3410 | Click here |
| world.mp | APRSdos | 6429 | 4176.3 | 59.9 | 20.5 | 9009 | Click here |
| world.pdb | PocketAPRS | 20480 | 4808.0 | 42.8 | 47.4 | 23060 | Click here |