| Prospect Heights to Middletown (New York) | 696.54 mi (1,120.97 km) |
| Prospect Heights to Middletown (Ohio) | 258.74 mi (416.40 km) |
| Prospect Heights to Midland (Michigan) | 214.55 mi (345.29 km) |
| Prospect Heights to Midland (Texas) | 1,044.74 mi (1,681.35 km) |
| Prospect Heights to Midlothian (Illinois) | 34.66 mi (55.78 km) |
| Prospect Heights to Midlothian (Texas) | 830.51 mi (1,336.57 km) |
| Prospect Heights to Midlothian (Virginia) | 631.27 mi (1,015.94 km) |
| Prospect Heights to Midvale (Utah) | 1,243.04 mi (2,000.47 km) |
| Prospect Heights to Midway (Florida) | 809.05 mi (1,302.04 km) |
| Prospect Heights to Midwest City (Oklahoma) | 684.25 mi (1,101.19 km) |
| Prospect Heights to Milford (Delaware) | 692.20 mi (1,113.99 km) |
| Prospect Heights to Milford city (Connecticut) | 768.65 mi (1,237.02 km) |
| Prospect Heights to Milford Mill (Maryland) | 614.14 mi (988.36 km) |
| Prospect Heights to Mililani Mauka (Hawaii) | 4,232.67 mi (6,811.83 km) |
| Prospect Heights to Mililani Town (Hawaii) | 4,234.91 mi (6,815.43 km) |
