| 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 | 6.4 | 1.5 | 20.1 | 10 | Click here |
| tnwest.mp | APRSdos | 49 | 20.3 | 14.7 | 37.6 | 49 | Click here |
| usacen.mp | APRSdos | 371 | 368.7 | 91.3 | 44.7 | 1284 | Click here |
| usaseast.mp | APRSdos | 393 | 431.8 | 71.2 | 79.6 | 1901 | Click here |
| nexrad/rad_nqa.geo | NWSRadar | 500 | 20.8 | 12.8 | 25.9 | 2008 | NEXRAD MILLINGTON,TN |
| usiroads.pdb | PocketAPRS | 500 | 303.9 | 14.1 | 2.3 | 2008 | Click here |
| usa.pdb | PocketAPRS | 500 | 303.9 | 14.1 | 2.3 | 2008 | Click here |
| usa.mp | APRSdos | 1429 | 467.2 | 24.4 | 22.2 | 2937 | Click here |
| world.mp | APRSdos | 6429 | 4829.2 | 70.0 | 16.8 | 8637 | Click here |
| world.pdb | PocketAPRS | 20480 | 5406.7 | 50.0 | 42.5 | 22688 | Click here |