| Heemskerk to Navodari | 1,227.48 mi (1,975.44 km) |
| Heemskerk to Negresti-Oas | 886.50 mi (1,426.69 km) |
| Heemskerk to Nehoiu | 1,093.99 mi (1,760.60 km) |
| Heemskerk to Ocna Mures | 956.42 mi (1,539.20 km) |
| Heemskerk to Odobesti | 1,108.70 mi (1,784.28 km) |
| Heemskerk to Odorheiu Secuiesc | 1,017.04 mi (1,636.77 km) |
| Heemskerk to Oltenita | 1,158.93 mi (1,865.12 km) |
| Heemskerk to Onesti | 1,078.46 mi (1,735.61 km) |
| Heemskerk to Oradea | 853.72 mi (1,373.92 km) |
| Heemskerk to Orastie | 951.46 mi (1,531.23 km) |
| Heemskerk to Oravita | 927.67 mi (1,492.95 km) |
| Heemskerk to Orsova | 968.32 mi (1,558.36 km) |
| Heemskerk to Otelu Rosu | 932.30 mi (1,500.39 km) |
| Heemskerk to Otopeni | 1,117.22 mi (1,797.99 km) |
| Heemskerk to Ovidiu | 1,227.43 mi (1,975.36 km) |
