| 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 | ||
| nh-vt.mp | APRSdos | 56 | 44.5 | 8.0 | 76.1 | 817 | Click here |
| mamass.mp | APRSdos | 64 | 61.6 | 73.0 | 68.4 | 1478 | Click here |
| neweng.mp | APRSdos | 286 | 279.5 | 47.1 | 85.7 | 1143 | Click here |
| usaeast.mp | APRSdos | 300 | 244.9 | 80.6 | 38.3 | 1963 | Click here |
| li.mp | APRSdos | 300 | 244.9 | 80.6 | 38.3 | 2769 | Click here |
| nexrad/rad_cxx.geo | NWSRadar | 500 | 77.2 | 52.9 | 96.2 | 1991 | NEXRAD COLCHESTER,VT |
| usiroads.pdb | PocketAPRS | 500 | 1218.0 | 54.2 | 31.8 | 2533 | Click here |
| usa.pdb | PocketAPRS | 500 | 1218.0 | 54.2 | 31.8 | 3075 | Click here |
| usa.mp | APRSdos | 1429 | 1096.7 | 85.8 | 10.9 | 4862 | Click here |
| world.mp | APRSdos | 6429 | 3964.7 | 56.4 | 24.2 | 10426 | Click here |
| world.pdb | PocketAPRS | 20480 | 4657.3 | 40.3 | 52.3 | 21003 | Click here |