| 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 | 16.1 | 63.3 | 23.6 | 643 | Click here |
| usaeast.mp | APRSdos | 300 | 114.3 | 6.4 | 36.0 | 933 | Click here |
| li.mp | APRSdos | 300 | 114.3 | 6.4 | 36.0 | 933 | Click here |
| nexrad/rad_lwx.geo | NWSRadar | 500 | 35.4 | 42.3 | 34.3 | 1133 | NEXRAD STERLING,VA |
| usiroads.pdb | PocketAPRS | 500 | 964.0 | 44.0 | 17.9 | 1133 | Click here |
| usa.pdb | PocketAPRS | 500 | 964.0 | 44.0 | 17.9 | 1133 | Click here |
| bertha.mp | APRSdos | 786 | 744.5 | 54.8 | 74.6 | 2080 | Click here |
| usa.mp | APRSdos | 1429 | 918.5 | 70.2 | 4.7 | 3425 | Click here |
| world.mp | APRSdos | 6429 | 4173.9 | 59.8 | 20.7 | 9023 | Click here |
| world.pdb | PocketAPRS | 20480 | 4808.8 | 42.7 | 47.7 | 23074 | Click here |