| Portici to Kayapinar | 1,389.60 mi (2,236.35 km) |
| Portici to Kayseri | 1,129.50 mi (1,817.76 km) |
| Portici to Kemalpasa | 714.45 mi (1,149.79 km) |
| Portici to Kemer | 919.62 mi (1,479.99 km) |
| Portici to Keskin | 1,017.40 mi (1,637.34 km) |
| Portici to Kilimli | 909.64 mi (1,463.92 km) |
| Portici to Kilis | 1,255.40 mi (2,020.38 km) |
| Portici to Kinik | 699.93 mi (1,126.42 km) |
| Portici to Kirikkale | 1,010.10 mi (1,625.59 km) |
| Portici to Kirkagac | 715.03 mi (1,150.73 km) |
| Portici to Kirklareli | 671.36 mi (1,080.45 km) |
| Portici to Kirsehir | 1,053.37 mi (1,695.24 km) |
| Portici to Kizilpinar | 709.99 mi (1,142.62 km) |
| Portici to Kiziltepe | 1,425.65 mi (2,294.36 km) |
| Portici to Kocaali | 860.56 mi (1,384.94 km) |
