| Cave Spring to Nasaud | 4,970.59 mi (7,999.39 km) |
| Cave Spring to Navodari | 5,255.78 mi (8,458.37 km) |
| Cave Spring to Negresti-Oas | 4,909.80 mi (7,901.56 km) |
| Cave Spring to Nehoiu | 5,122.82 mi (8,244.38 km) |
| Cave Spring to Ocna Mures | 4,985.67 mi (8,023.66 km) |
| Cave Spring to Odobesti | 5,134.60 mi (8,263.33 km) |
| Cave Spring to Odorheiu Secuiesc | 5,044.30 mi (8,118.02 km) |
| Cave Spring to Oltenita | 5,189.14 mi (8,351.12 km) |
| Cave Spring to Onesti | 5,102.54 mi (8,211.75 km) |
| Cave Spring to Oradea | 4,883.43 mi (7,859.12 km) |
| Cave Spring to Orastie | 4,981.67 mi (8,017.22 km) |
| Cave Spring to Oravita | 4,953.79 mi (7,972.35 km) |
| Cave Spring to Orsova | 4,994.77 mi (8,038.31 km) |
| Cave Spring to Otelu Rosu | 4,961.48 mi (7,984.74 km) |
| Cave Spring to Otopeni | 5,147.41 mi (8,283.95 km) |
