| Hillcrest Heights to Opwijk | 3,852.84 mi (6,200.55 km) |
| Hillcrest Heights to Ostend | 3,795.22 mi (6,107.82 km) |
| Hillcrest Heights to Oud-Heverlee | 3,875.82 mi (6,237.53 km) |
| Hillcrest Heights to Oud-Turnhout | 3,876.21 mi (6,238.16 km) |
| Hillcrest Heights to Oudenaarde | 3,832.08 mi (6,167.14 km) |
| Hillcrest Heights to Oudenburg | 3,799.52 mi (6,114.74 km) |
| Hillcrest Heights to Oupeye | 3,918.59 mi (6,306.37 km) |
| Hillcrest Heights to Overijse | 3,871.69 mi (6,230.88 km) |
| Hillcrest Heights to Overpelt | 3,896.17 mi (6,270.29 km) |
| Hillcrest Heights to Paal | 3,890.96 mi (6,261.90 km) |
| Hillcrest Heights to Peer | 3,899.83 mi (6,276.17 km) |
| Hillcrest Heights to Pepinster | 3,929.37 mi (6,323.71 km) |
| Hillcrest Heights to Peruwelz | 3,839.74 mi (6,179.46 km) |
| Hillcrest Heights to Perwez | 3,887.23 mi (6,255.89 km) |
| Hillcrest Heights to Philippeville | 3,887.43 mi (6,256.21 km) |
