| 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 | 26.7 | 80.5 | 77.6 | 1591 | Click here |
| baltimor.pdb | PocketAPRS | 10 | 13.3 | 42.0 | 36.7 | 1591 | Click here |
| usaeast.mp | APRSdos | 300 | 129.3 | 8.3 | 40.6 | 1881 | Click here |
| li.mp | APRSdos | 300 | 129.3 | 8.3 | 40.6 | 1881 | Click here |
| nexrad/rad_lwx.geo | NWSRadar | 500 | 31.7 | 51.1 | 15.0 | 2592 | NEXRAD STERLING,VA |
| usiroads.pdb | PocketAPRS | 500 | 966.1 | 44.3 | 17.0 | 2592 | Click here |
| usa.pdb | PocketAPRS | 500 | 966.1 | 44.3 | 17.0 | 2592 | Click here |
| bertha.mp | APRSdos | 786 | 730.0 | 54.1 | 72.8 | 2055 | Click here |
| usa.mp | APRSdos | 1429 | 926.3 | 70.6 | 5.7 | 3404 | Click here |
| world.mp | APRSdos | 6429 | 4170.0 | 59.8 | 20.5 | 9002 | Click here |
| world.pdb | PocketAPRS | 20480 | 4801.5 | 42.7 | 47.4 | 23053 | Click here |