| Portici to Kocaeli | 813.74 mi (1,309.59 km) |
| Portici to Konak | 699.79 mi (1,126.21 km) |
| Portici to Konakli | 988.16 mi (1,590.29 km) |
| Portici to Konya | 988.73 mi (1,591.21 km) |
| Portici to Koprukoy | 1,443.81 mi (2,323.59 km) |
| Portici to Korfez | 804.01 mi (1,293.93 km) |
| Portici to Korkut | 1,458.22 mi (2,346.78 km) |
| Portici to Kose | 1,325.51 mi (2,133.20 km) |
| Portici to Kovancilar | 1,358.47 mi (2,186.25 km) |
| Portici to Koyulhisar | 1,229.78 mi (1,979.14 km) |
| Portici to Kozan | 1,170.25 mi (1,883.33 km) |
| Portici to Kozlu | 905.51 mi (1,457.28 km) |
| Portici to Kozluk | 1,452.76 mi (2,338.00 km) |
| Portici to Kucuk Dalyan | 1,218.40 mi (1,960.83 km) |
| Portici to Kucukcekmece | 754.23 mi (1,213.82 km) |
