| Ingre to Navodari | 1,299.95 mi (2,092.07 km) |
| Ingre to Negresti-Oas | 997.38 mi (1,605.13 km) |
| Ingre to Nehoiu | 1,169.79 mi (1,882.60 km) |
| Ingre to Ocna Mures | 1,037.16 mi (1,669.14 km) |
| Ingre to Odobesti | 1,196.75 mi (1,925.98 km) |
| Ingre to Odorheiu Secuiesc | 1,105.12 mi (1,778.52 km) |
| Ingre to Oltenita | 1,214.28 mi (1,954.20 km) |
| Ingre to Onesti | 1,173.91 mi (1,889.23 km) |
| Ingre to Oradea | 937.33 mi (1,508.49 km) |
| Ingre to Orastie | 1,016.16 mi (1,635.35 km) |
| Ingre to Oravita | 962.81 mi (1,549.49 km) |
| Ingre to Orsova | 1,002.88 mi (1,613.98 km) |
| Ingre to Otelu Rosu | 983.43 mi (1,582.67 km) |
| Ingre to Otopeni | 1,176.77 mi (1,893.82 km) |
| Ingre to Ovidiu | 1,298.73 mi (2,090.10 km) |
