| 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 | 11.3 | 22.7 | 41.6 | 10 | Click here |
| midlant.mp | APRSdos | 129 | 140.2 | 96.3 | 61.9 | 1711 | Click here |
| usaeast.mp | APRSdos | 300 | 112.0 | 9.9 | 34.7 | 1882 | Click here |
| li.mp | APRSdos | 300 | 112.0 | 9.9 | 34.7 | 1882 | Click here |
| nexrad/rad_lwx.geo | NWSRadar | 500 | 45.4 | 59.1 | 40.0 | 2673 | NEXRAD STERLING,VA |
| usiroads.pdb | PocketAPRS | 500 | 974.4 | 44.5 | 18.1 | 2673 | Click here |
| usa.pdb | PocketAPRS | 500 | 974.4 | 44.5 | 18.1 | 2673 | Click here |
| bertha.mp | APRSdos | 786 | 742.2 | 53.5 | 75.1 | 2072 | Click here |
| usa.mp | APRSdos | 1429 | 927.2 | 71.0 | 4.4 | 3425 | Click here |
| world.mp | APRSdos | 6429 | 4163.9 | 59.7 | 20.8 | 9022 | Click here |
| world.pdb | PocketAPRS | 20480 | 4800.0 | 42.6 | 47.7 | 23073 | Click here |