| Colonial Heights to Montalegre | 3,618.99 mi (5,824.20 km) |
| Colonial Heights to Montemor-o-Novo | 3,675.46 mi (5,915.08 km) |
| Colonial Heights to Montemor-o-Velho | 3,614.53 mi (5,817.02 km) |
| Colonial Heights to Montijo | 3,640.33 mi (5,858.54 km) |
| Colonial Heights to Mortagua | 3,630.31 mi (5,842.42 km) |
| Colonial Heights to Moura | 3,727.34 mi (5,998.58 km) |
| Colonial Heights to Murtosa | 3,603.45 mi (5,799.19 km) |
| Colonial Heights to Nazare | 3,609.24 mi (5,808.52 km) |
| Colonial Heights to Nelas | 3,647.16 mi (5,869.54 km) |
| Colonial Heights to Obidos | 3,610.62 mi (5,810.74 km) |
| Colonial Heights to Odemira | 3,682.07 mi (5,925.72 km) |
| Colonial Heights to Odivelas | 3,623.60 mi (5,831.62 km) |
| Colonial Heights to Oeiras | 3,619.39 mi (5,824.85 km) |
| Colonial Heights to Olhao | 3,737.08 mi (6,014.24 km) |
| Colonial Heights to Oliveira de Azemeis | 3,608.70 mi (5,807.64 km) |
