| Chattanooga to Montalegre | 4,074.01 mi (6,556.49 km) |
| Chattanooga to Montemor-o-Novo | 4,135.19 mi (6,654.95 km) |
| Chattanooga to Montemor-o-Velho | 4,072.53 mi (6,554.11 km) |
| Chattanooga to Montijo | 4,100.27 mi (6,598.74 km) |
| Chattanooga to Mortagua | 4,087.75 mi (6,578.60 km) |
| Chattanooga to Moura | 4,187.37 mi (6,738.92 km) |
| Chattanooga to Murtosa | 4,060.62 mi (6,534.93 km) |
| Chattanooga to Nazare | 4,068.16 mi (6,547.07 km) |
| Chattanooga to Nelas | 4,104.32 mi (6,605.26 km) |
| Chattanooga to Obidos | 4,069.87 mi (6,549.82 km) |
| Chattanooga to Odemira | 4,143.03 mi (6,667.56 km) |
| Chattanooga to Odivelas | 4,083.51 mi (6,571.78 km) |
| Chattanooga to Oeiras | 4,079.47 mi (6,565.28 km) |
| Chattanooga to Olhao | 4,198.29 mi (6,756.49 km) |
| Chattanooga to Oliveira de Azemeis | 4,065.64 mi (6,543.01 km) |
