| Celle to Navodari | 1,019.87 mi (1,641.32 km) |
| Celle to Negresti-Oas | 673.41 mi (1,083.75 km) |
| Celle to Nehoiu | 887.58 mi (1,428.42 km) |
| Celle to Ocna Mures | 751.47 mi (1,209.38 km) |
| Celle to Odobesti | 898.13 mi (1,445.40 km) |
| Celle to Odorheiu Secuiesc | 808.17 mi (1,300.63 km) |
| Celle to Oltenita | 958.31 mi (1,542.26 km) |
| Celle to Onesti | 866.18 mi (1,393.99 km) |
| Celle to Oradea | 650.92 mi (1,047.55 km) |
| Celle to Orastie | 752.60 mi (1,211.20 km) |
| Celle to Oravita | 742.03 mi (1,194.18 km) |
| Celle to Orsova | 781.31 mi (1,257.40 km) |
| Celle to Otelu Rosu | 739.56 mi (1,190.20 km) |
| Celle to Otopeni | 915.96 mi (1,474.09 km) |
| Celle to Ovidiu | 1,020.19 mi (1,641.83 km) |
