| Karnobat to Montemor-o-Novo | 1,852.26 mi (2,980.93 km) |
| Karnobat to Montemor-o-Velho | 1,842.62 mi (2,965.41 km) |
| Karnobat to Montijo | 1,886.14 mi (3,035.45 km) |
| Karnobat to Mortagua | 1,814.60 mi (2,920.31 km) |
| Karnobat to Moura | 1,825.75 mi (2,938.25 km) |
| Karnobat to Murtosa | 1,828.94 mi (2,943.40 km) |
| Karnobat to Nazare | 1,873.88 mi (3,015.72 km) |
| Karnobat to Nelas | 1,793.64 mi (2,886.59 km) |
| Karnobat to Obidos | 1,883.79 mi (3,031.66 km) |
| Karnobat to Odemira | 1,899.70 mi (3,057.27 km) |
| Karnobat to Odivelas | 1,897.81 mi (3,054.24 km) |
| Karnobat to Oeiras | 1,907.27 mi (3,069.45 km) |
| Karnobat to Olhao | 1,874.07 mi (3,016.03 km) |
| Karnobat to Oliveira de Azemeis | 1,818.96 mi (2,927.33 km) |
| Karnobat to Oliveira de Frades | 1,806.61 mi (2,907.45 km) |
