| 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 | 14.8 | 59.6 | 17.5 | 606 | Click here |
| usaeast.mp | APRSdos | 300 | 115.9 | 6.8 | 36.5 | 896 | Click here |
| li.mp | APRSdos | 300 | 115.9 | 6.8 | 36.5 | 896 | Click here |
| nexrad/rad_lwx.geo | NWSRadar | 500 | 35.0 | 43.8 | 32.3 | 1096 | NEXRAD STERLING,VA |
| usiroads.pdb | PocketAPRS | 500 | 964.6 | 44.1 | 17.8 | 1096 | Click here |
| usa.pdb | PocketAPRS | 500 | 964.6 | 44.1 | 17.8 | 1096 | Click here |
| bertha.mp | APRSdos | 786 | 742.8 | 54.7 | 74.4 | 2077 | Click here |
| usa.mp | APRSdos | 1429 | 919.6 | 70.3 | 4.8 | 3423 | Click here |
| world.mp | APRSdos | 6429 | 4173.2 | 59.8 | 20.7 | 9021 | Click here |
| world.pdb | PocketAPRS | 20480 | 4807.7 | 42.7 | 47.6 | 23072 | Click here |