| Prospect Heights to Monroe (Ohio) | 261.52 mi (420.88 km) |
| Prospect Heights to Monroe (Washington) | 1,696.52 mi (2,730.28 km) |
| Prospect Heights to Monroe (Wisconsin) | 93.94 mi (151.18 km) |
| Prospect Heights to Monroeville (Pennsylvania) | 439.47 mi (707.26 km) |
| Prospect Heights to Monrovia (California) | 1,713.12 mi (2,757.00 km) |
| Prospect Heights to Monsey (New York) | 718.35 mi (1,156.07 km) |
| Prospect Heights to Montclair (California) | 1,701.23 mi (2,737.87 km) |
| Prospect Heights to Montclair (Virginia) | 606.84 mi (976.61 km) |
| Prospect Heights to Montebello (California) | 1,723.93 mi (2,774.40 km) |
| Prospect Heights to Monterey (California) | 1,841.00 mi (2,962.81 km) |
| Prospect Heights to Monterey Park (California) | 1,723.94 mi (2,774.41 km) |
| Prospect Heights to Montgomery (Alabama) | 680.17 mi (1,094.63 km) |
| Prospect Heights to Montgomery (Illinois) | 34.55 mi (55.61 km) |
| Prospect Heights to Montgomery (Ohio) | 272.16 mi (438.01 km) |
| Prospect Heights to Montgomery Village (Maryland) | 597.31 mi (961.27 km) |
