| Champaign to Nasaud | 5,122.34 mi (8,243.61 km) |
| Champaign to Navodari | 5,410.22 mi (8,706.91 km) |
| Champaign to Negresti-Oas | 5,061.22 mi (8,145.24 km) |
| Champaign to Nehoiu | 5,279.88 mi (8,497.15 km) |
| Champaign to Ocna Mures | 5,145.25 mi (8,280.48 km) |
| Champaign to Odobesti | 5,286.13 mi (8,507.20 km) |
| Champaign to Odorheiu Secuiesc | 5,199.04 mi (8,367.05 km) |
| Champaign to Oltenita | 5,352.84 mi (8,614.57 km) |
| Champaign to Onesti | 5,252.11 mi (8,452.45 km) |
| Champaign to Oradea | 5,045.49 mi (8,119.93 km) |
| Champaign to Orastie | 5,147.18 mi (8,283.59 km) |
| Champaign to Oravita | 5,130.10 mi (8,256.10 km) |
| Champaign to Orsova | 5,170.54 mi (8,321.17 km) |
| Champaign to Otelu Rosu | 5,132.25 mi (8,259.56 km) |
| Champaign to Otopeni | 5,310.43 mi (8,546.30 km) |
