| 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 | ||
| miswest.mp | APRSdos | 30 | 15.7 | 28.0 | 44.3 | 30 | Click here |
| mi-lower.mp | APRSdos | 100 | 86.0 | 66.7 | 60.9 | 1376 | Click here |
| nexrad/rad_grr.geo | NWSRadar | 500 | 13.4 | 24.1 | 3.3 | 1776 | NEXRAD GRAND RAPIDS,MI |
| usiroads.pdb | PocketAPRS | 500 | 698.1 | 23.7 | 30.1 | 1776 | Click here |
| usa.pdb | PocketAPRS | 500 | 698.1 | 23.7 | 30.1 | 1776 | Click here |
| usa.mp | APRSdos | 1429 | 515.4 | 39.1 | 9.1 | 2705 | Click here |
| world.mp | APRSdos | 6429 | 4546.5 | 66.8 | 23.8 | 8373 | Click here |
| world.pdb | PocketAPRS | 20480 | 5229.1 | 47.7 | 51.7 | 20997 | Click here |