| Buckeye to Nasaud | 6,256.38 mi (10,068.67 km) |
| Buckeye to Navodari | 6,538.42 mi (10,522.58 km) |
| Buckeye to Negresti-Oas | 6,196.94 mi (9,973.01 km) |
| Buckeye to Nehoiu | 6,417.59 mi (10,328.11 km) |
| Buckeye to Ocna Mures | 6,292.26 mi (10,126.41 km) |
| Buckeye to Odobesti | 6,413.69 mi (10,321.83 km) |
| Buckeye to Odorheiu Secuiesc | 6,335.57 mi (10,196.11 km) |
| Buckeye to Oltenita | 6,499.73 mi (10,460.31 km) |
| Buckeye to Onesti | 6,377.39 mi (10,263.41 km) |
| Buckeye to Oradea | 6,200.34 mi (9,978.48 km) |
| Buckeye to Orastie | 6,304.43 mi (10,146.00 km) |
| Buckeye to Oravita | 6,306.35 mi (10,149.09 km) |
| Buckeye to Orsova | 6,344.52 mi (10,210.52 km) |
| Buckeye to Otelu Rosu | 6,299.03 mi (10,137.30 km) |
| Buckeye to Otopeni | 6,457.60 mi (10,392.50 km) |
