| Orem to Montalegre | 5,034.28 mi (8,101.89 km) |
| Orem to Montemor-o-Novo | 5,156.36 mi (8,298.36 km) |
| Orem to Montemor-o-Velho | 5,070.55 mi (8,160.27 km) |
| Orem to Montijo | 5,126.47 mi (8,250.26 km) |
| Orem to Mortagua | 5,077.27 mi (8,171.07 km) |
| Orem to Moura | 5,211.11 mi (8,386.48 km) |
| Orem to Murtosa | 5,047.90 mi (8,123.82 km) |
| Orem to Nazare | 5,079.49 mi (8,174.65 km) |
| Orem to Nelas | 5,089.18 mi (8,190.24 km) |
| Orem to Obidos | 5,086.26 mi (8,185.54 km) |
| Orem to Odemira | 5,186.05 mi (8,346.14 km) |
| Orem to Odivelas | 5,110.12 mi (8,223.95 km) |
| Orem to Oeiras | 5,109.07 mi (8,222.26 km) |
| Orem to Olhao | 5,244.16 mi (8,439.66 km) |
| Orem to Oliveira de Azemeis | 5,049.69 mi (8,126.68 km) |
