| Prospect Heights to Dixon (California) | 1,792.77 mi (2,885.18 km) |
| Prospect Heights to Dixon (Illinois) | 81.75 mi (131.57 km) |
| Prospect Heights to Dobbs Ferry (New York) | 729.83 mi (1,174.54 km) |
| Prospect Heights to Doctor Phillips (Florida) | 1,010.19 mi (1,625.74 km) |
| Prospect Heights to Dodge City (Kansas) | 706.53 mi (1,137.05 km) |
| Prospect Heights to Dolton (Illinois) | 36.95 mi (59.47 km) |
| Prospect Heights to Donna (Texas) | 1,243.29 mi (2,000.88 km) |
| Prospect Heights to Dorado (Puerto Rico) | 2,069.58 mi (3,330.66 km) |
| Prospect Heights to Doral (Florida) | 1,204.88 mi (1,939.07 km) |
| Prospect Heights to Doraville (Georgia) | 600.12 mi (965.80 km) |
| Prospect Heights to Dothan (Alabama) | 763.83 mi (1,229.27 km) |
| Prospect Heights to Douglas (Arizona) | 1,402.13 mi (2,256.51 km) |
| Prospect Heights to Douglas (Georgia) | 783.74 mi (1,261.31 km) |
| Prospect Heights to Douglasville (Georgia) | 603.95 mi (971.96 km) |
| Prospect Heights to Dover (Delaware) | 680.84 mi (1,095.70 km) |
