| Groveton to Nasaud | 4,783.92 mi (7,698.97 km) |
| Groveton to Navodari | 5,068.71 mi (8,157.29 km) |
| Groveton to Negresti-Oas | 4,723.20 mi (7,601.26 km) |
| Groveton to Nehoiu | 4,935.61 mi (7,943.10 km) |
| Groveton to Ocna Mures | 4,798.35 mi (7,722.21 km) |
| Groveton to Odobesti | 4,947.83 mi (7,962.76 km) |
| Groveton to Odorheiu Secuiesc | 4,857.33 mi (7,817.12 km) |
| Groveton to Oltenita | 5,001.40 mi (8,048.97 km) |
| Groveton to Onesti | 4,915.97 mi (7,911.49 km) |
| Groveton to Oradea | 4,695.99 mi (7,557.46 km) |
| Groveton to Orastie | 4,793.91 mi (7,715.04 km) |
| Groveton to Oravita | 4,765.30 mi (7,669.01 km) |
| Groveton to Orsova | 4,806.30 mi (7,735.00 km) |
| Groveton to Otelu Rosu | 4,773.36 mi (7,681.98 km) |
| Groveton to Otopeni | 4,959.74 mi (7,981.92 km) |
