| 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 | ||
| txecen.mp | APRSdos | 82 | 73.2 | 86.9 | 6.5 | 951 | Click here |
| txstate.mp | APRSdos | 300 | 172.1 | 55.8 | 6.6 | 1727 | Click here |
| nexrad/rad_grk.geo | NWSRadar | 500 | 27.7 | 30.9 | 26.0 | 1927 | NEXRAD GRANGER,TX |
| usiroads.pdb | PocketAPRS | 500 | 213.6 | 3.6 | 11.8 | 1927 | Click here |
| usa.pdb | PocketAPRS | 500 | 213.6 | 3.6 | 11.8 | 1927 | Click here |
| usa.mp | APRSdos | 1429 | 570.1 | 2.6 | 38.1 | 2856 | Click here |
| world.mp | APRSdos | 6429 | 5265.1 | 76.0 | 13.3 | 8616 | Click here |
| world.pdb | PocketAPRS | 20480 | 5798.7 | 54.3 | 37.8 | 23210 | Click here |