| 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 | ||
| prtlndme.pdb | PocketAPRS | 10 | 10.6 | 33.2 | 3.1 | 10 | Click here |
| mesouth.mp | APRSdos | 29 | 7.9 | 19.3 | 21.0 | 29 | Click here |
| mamass.mp | APRSdos | 64 | 80.5 | 82.1 | 98.3 | 1868 | Click here |
| neweng.mp | APRSdos | 286 | 237.5 | 12.2 | 79.0 | 1076 | Click here |
| marc.pdb | PocketAPRS | 320 | 280.3 | 91.1 | 87.8 | 2109 | Click here |
| nexrad/rad_gyx.geo | NWSRadar | 500 | 18.3 | 19.6 | 20.0 | 2289 | NEXRAD GRAY,ME |
| usiroads.pdb | PocketAPRS | 500 | 1306.5 | 58.8 | 33.0 | 2877 | Click here |
| usa.pdb | PocketAPRS | 500 | 1306.5 | 58.8 | 33.0 | 3465 | Click here |
| usa.mp | APRSdos | 1429 | 1183.1 | 92.8 | 12.2 | 5322 | Click here |
| world.mp | APRSdos | 6429 | 3878.5 | 54.8 | 24.5 | 10870 | Click here |
| world.pdb | PocketAPRS | 20480 | 4578.1 | 39.2 | 52.7 | 21007 | Click here |