| Ocana to Montalegre | 258.71 mi (416.35 km) |
| Ocana to Montemor-o-Novo | 267.98 mi (431.27 km) |
| Ocana to Montemor-o-Velho | 274.61 mi (441.95 km) |
| Ocana to Montijo | 301.87 mi (485.81 km) |
| Ocana to Mortagua | 252.11 mi (405.73 km) |
| Ocana to Moura | 246.70 mi (397.02 km) |
| Ocana to Murtosa | 275.72 mi (443.73 km) |
| Ocana to Nazare | 296.74 mi (477.56 km) |
| Ocana to Nelas | 232.82 mi (374.69 km) |
| Ocana to Obidos | 303.91 mi (489.09 km) |
| Ocana to Odemira | 321.57 mi (517.52 km) |
| Ocana to Odivelas | 313.99 mi (505.32 km) |
| Ocana to Oeiras | 323.23 mi (520.18 km) |
| Ocana to Olhao | 310.09 mi (499.05 km) |
| Ocana to Oliveira de Azemeis | 268.92 mi (432.79 km) |
