| Arpacay to Montalegre | 2,613.01 mi (4,205.24 km) |
| Arpacay to Montemor-o-Novo | 2,702.66 mi (4,349.52 km) |
| Arpacay to Montemor-o-Velho | 2,691.52 mi (4,331.58 km) |
| Arpacay to Montijo | 2,736.47 mi (4,403.92 km) |
| Arpacay to Mortagua | 2,663.22 mi (4,286.05 km) |
| Arpacay to Moura | 2,676.12 mi (4,306.79 km) |
| Arpacay to Murtosa | 2,676.82 mi (4,307.92 km) |
| Arpacay to Nazare | 2,723.43 mi (4,382.94 km) |
| Arpacay to Nelas | 2,642.28 mi (4,252.34 km) |
| Arpacay to Obidos | 2,733.57 mi (4,399.26 km) |
| Arpacay to Odemira | 2,749.99 mi (4,425.68 km) |
| Arpacay to Odivelas | 2,748.05 mi (4,422.55 km) |
| Arpacay to Oeiras | 2,757.54 mi (4,437.83 km) |
| Arpacay to Olhao | 2,723.73 mi (4,383.43 km) |
| Arpacay to Oliveira de Azemeis | 2,666.68 mi (4,291.61 km) |
