| Prospect Heights to Morris (Illinois) | 56.67 mi (91.20 km) |
| Prospect Heights to Morristown (New Jersey) | 701.60 mi (1,129.12 km) |
| Prospect Heights to Morristown (Tennessee) | 476.89 mi (767.49 km) |
| Prospect Heights to Morrisville (North Carolina) | 652.02 mi (1,049.33 km) |
| Prospect Heights to Morro Bay (California) | 1,822.00 mi (2,932.23 km) |
| Prospect Heights to Morton (Illinois) | 130.32 mi (209.73 km) |
| Prospect Heights to Morton Grove (Illinois) | 8.25 mi (13.27 km) |
| Prospect Heights to Moscow (Idaho) | 1,460.98 mi (2,351.21 km) |
| Prospect Heights to Moses Lake (Washington) | 1,569.16 mi (2,525.31 km) |
| Prospect Heights to Moss Bluff (Louisiana) | 866.31 mi (1,394.20 km) |
| Prospect Heights to Moss Point (Mississippi) | 807.69 mi (1,299.85 km) |
| Prospect Heights to Moultrie (Georgia) | 790.26 mi (1,271.81 km) |
| Prospect Heights to Mounds View (Minnesota) | 335.83 mi (540.46 km) |
| Prospect Heights to Mount Airy (North Carolina) | 549.37 mi (884.13 km) |
| Prospect Heights to Mount Clemens (Michigan) | 259.80 mi (418.11 km) |
