| Crystal to Nasaud | 5,026.54 mi (8,089.43 km) |
| Crystal to Navodari | 5,313.23 mi (8,550.82 km) |
| Crystal to Negresti-Oas | 4,965.90 mi (7,991.84 km) |
| Crystal to Nehoiu | 5,186.87 mi (8,347.45 km) |
| Crystal to Ocna Mures | 5,056.20 mi (8,137.17 km) |
| Crystal to Odobesti | 5,188.07 mi (8,349.39 km) |
| Crystal to Odorheiu Secuiesc | 5,104.95 mi (8,215.62 km) |
| Crystal to Oltenita | 5,264.92 mi (8,473.07 km) |
| Crystal to Onesti | 5,152.71 mi (8,292.49 km) |
| Crystal to Oradea | 4,959.96 mi (7,982.29 km) |
| Crystal to Orastie | 5,063.48 mi (8,148.89 km) |
| Crystal to Oravita | 5,056.51 mi (8,137.67 km) |
| Crystal to Orsova | 5,095.92 mi (8,201.09 km) |
| Crystal to Otelu Rosu | 5,053.54 mi (8,132.88 km) |
| Crystal to Otopeni | 5,222.41 mi (8,404.65 km) |
