| 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 | ||
| memphis.pdb | PocketAPRS | 10 | 30.6 | 8.8 | 95.9 | 969 | Click here |
| tnwest.mp | APRSdos | 49 | 43.4 | 7.9 | 85.2 | 901 | Click here |
| usacen.mp | APRSdos | 371 | 384.1 | 92.2 | 50.9 | 1802 | Click here |
| usaseast.mp | APRSdos | 393 | 412.0 | 70.4 | 73.7 | 1834 | Click here |
| nexrad/rad_nqa.geo | NWSRadar | 500 | 43.7 | 7.4 | 58.2 | 1082 | NEXRAD MILLINGTON,TN |
| usiroads.pdb | PocketAPRS | 500 | 305.8 | 14.2 | 0.9 | 1082 | Click here |
| usa.pdb | PocketAPRS | 500 | 305.8 | 14.2 | 0.9 | 1082 | Click here |
| usa.mp | APRSdos | 1429 | 487.3 | 24.6 | 23.9 | 2011 | Click here |
| world.mp | APRSdos | 6429 | 4831.5 | 70.0 | 16.5 | 7711 | Click here |
| world.pdb | PocketAPRS | 20480 | 5403.1 | 50.0 | 42.0 | 21762 | Click here |