| Prospect Heights to Lyndon (Kentucky) | 292.54 mi (470.79 km) |
| Prospect Heights to Lynn (Massachusetts) | 865.80 mi (1,393.37 km) |
| Prospect Heights to Lynn Haven (Florida) | 829.94 mi (1,335.66 km) |
| Prospect Heights to Lynnwood (Washington) | 1,711.25 mi (2,753.99 km) |
| Prospect Heights to Lynwood (California) | 1,731.49 mi (2,786.57 km) |
| Prospect Heights to Lyons (Illinois) | 20.92 mi (33.67 km) |
| Prospect Heights to Mableton (Georgia) | 601.24 mi (967.60 km) |
| Prospect Heights to Macedonia (Ohio) | 335.92 mi (540.61 km) |
| Prospect Heights to Machesney Park (Illinois) | 59.12 mi (95.15 km) |
| Prospect Heights to Mack (Ohio) | 265.80 mi (427.77 km) |
| Prospect Heights to Macomb (Illinois) | 182.12 mi (293.09 km) |
| Prospect Heights to Macon (Georgia) | 682.74 mi (1,098.77 km) |
| Prospect Heights to Madera (California) | 1,738.92 mi (2,798.52 km) |
| Prospect Heights to Madison (Alabama) | 514.63 mi (828.22 km) |
| Prospect Heights to Madison (Indiana) | 266.68 mi (429.19 km) |
