| 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 | ||
| Toporama 50k | Toporama | 4 | 0 | 5 | Click here | ||
| Toporama 250k | Toporama | 20 | 0 | 25 | Click here | ||
| Alberta.pdb | PocketAPRS | 70 | 79.6 | 31.1 | 17.6 | 70 | Click here |
| ssk.pdb | PocketAPRS | 320 | 309.2 | 84.5 | 13.9 | 1165 | Click here |
| sab2.pdb | PocketAPRS | 320 | 40.9 | 6.3 | 7.8 | 1165 | Click here |
| usiroads.pdb | PocketAPRS | 500 | 1356.5 | 39.6 | 68.1 | 1181 | Click here |
| usa.pdb | PocketAPRS | 500 | 1356.5 | 39.6 | 68.1 | 1181 | Click here |
| usa.mp | APRSdos | 1429 | 1017.9 | 57.6 | 51.8 | 2523 | Click here |
| world.mp | APRSdos | 6429 | 5389.5 | 88.2 | 33.3 | 8405 | Click here |
| world.pdb | PocketAPRS | 20480 | 6236.2 | 63.0 | 64.4 | 21754 | Click here |