| 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 | 18.0 | 29.4 | 48.0 | 10 | Click here |
| mesouth.mp | APRSdos | 29 | 22.8 | 14.4 | 75.5 | 784 | Click here |
| mamass.mp | APRSdos | 64 | 68.7 | 84.2 | 74.1 | 1647 | Click here |
| neweng.mp | APRSdos | 286 | 253.6 | 11.8 | 84.4 | 1130 | Click here |
| marc.pdb | PocketAPRS | 320 | 290.3 | 90.6 | 95.8 | 2184 | Click here |
| nexrad/rad_gyx.geo | NWSRadar | 500 | 32.6 | 17.3 | 41.8 | 2364 | NEXRAD GRAY,ME |
| usiroads.pdb | PocketAPRS | 500 | 1303.1 | 58.9 | 32.0 | 2953 | Click here |
| usa.pdb | PocketAPRS | 500 | 1303.1 | 58.9 | 32.0 | 3542 | Click here |
| usa.mp | APRSdos | 1429 | 1184.5 | 92.9 | 11.2 | 5400 | Click here |
| world.mp | APRSdos | 6429 | 3877.0 | 54.8 | 24.3 | 10948 | Click here |
| world.pdb | PocketAPRS | 20480 | 4572.9 | 39.2 | 52.3 | 21003 | Click here |