| Herouville-Saint-Clair to Oestrich-Winkel | 376.62 mi (606.12 km) |
| Herouville-Saint-Clair to Offenburg | 378.84 mi (609.68 km) |
| Herouville-Saint-Clair to Oftersheim | 401.48 mi (646.12 km) |
| Herouville-Saint-Clair to Ohrdruf | 503.08 mi (809.63 km) |
| Herouville-Saint-Clair to Ohringen | 443.25 mi (713.34 km) |
| Herouville-Saint-Clair to Olbernhau | 614.85 mi (989.51 km) |
| Herouville-Saint-Clair to Olching | 534.84 mi (860.75 km) |
| Herouville-Saint-Clair to Oldenburg | 458.76 mi (738.30 km) |
| Herouville-Saint-Clair to Oldenburg in Holstein | 593.69 mi (955.45 km) |
| Herouville-Saint-Clair to Olfen | 380.65 mi (612.60 km) |
| Herouville-Saint-Clair to Olpe | 382.34 mi (615.31 km) |
| Herouville-Saint-Clair to Olsberg | 415.92 mi (669.36 km) |
| Herouville-Saint-Clair to Oranienburg | 637.67 mi (1,026.24 km) |
| Herouville-Saint-Clair to Ortenberg | 425.71 mi (685.11 km) |
| Herouville-Saint-Clair to Oschatz | 609.89 mi (981.53 km) |
