| 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 | 23.3 | 91.3 | 34.5 | 923 | Click here |
| usaeast.mp | APRSdos | 300 | 110.9 | 4.0 | 35.2 | 1213 | Click here |
| li.mp | APRSdos | 300 | 110.9 | 4.0 | 35.2 | 1213 | Click here |
| nexrad/rad_lwx.geo | NWSRadar | 500 | 33.3 | 30.7 | 37.8 | 1413 | NEXRAD STERLING,VA |
| usiroads.pdb | PocketAPRS | 500 | 958.1 | 43.7 | 18.0 | 1413 | Click here |
| usa.pdb | PocketAPRS | 500 | 958.1 | 43.7 | 18.0 | 1413 | Click here |
| bertha.mp | APRSdos | 786 | 750.6 | 55.7 | 74.9 | 2092 | Click here |
| usa.mp | APRSdos | 1429 | 911.5 | 69.7 | 4.5 | 3432 | Click here |
| world.mp | APRSdos | 6429 | 4180.4 | 60.0 | 20.8 | 9032 | Click here |
| world.pdb | PocketAPRS | 20480 | 4815.8 | 42.8 | 47.7 | 23083 | Click here |