| Peniche to Navodari | 1,967.00 mi (3,165.58 km) |
| Peniche to Negresti-Oas | 1,727.35 mi (2,779.90 km) |
| Peniche to Nehoiu | 1,851.96 mi (2,980.45 km) |
| Peniche to Ocna Mures | 1,737.13 mi (2,795.64 km) |
| Peniche to Odobesti | 1,888.96 mi (3,039.99 km) |
| Peniche to Odorheiu Secuiesc | 1,805.43 mi (2,905.56 km) |
| Peniche to Oltenita | 1,870.06 mi (3,009.57 km) |
| Peniche to Onesti | 1,875.29 mi (3,017.99 km) |
| Peniche to Oradea | 1,650.51 mi (2,656.24 km) |
| Peniche to Orastie | 1,703.07 mi (2,740.82 km) |
| Peniche to Oravita | 1,626.56 mi (2,617.69 km) |
| Peniche to Orsova | 1,660.44 mi (2,672.21 km) |
| Peniche to Otelu Rosu | 1,660.83 mi (2,672.85 km) |
| Peniche to Otopeni | 1,841.00 mi (2,962.80 km) |
| Peniche to Ovidiu | 1,964.58 mi (3,161.68 km) |
