| Kocaeli to Dabrowa Gornicza | 838.36 mi (1,349.22 km) |
| Kocaeli to Dabrowa Tarnowska | 779.56 mi (1,254.58 km) |
| Kocaeli to Darlowo | 1,130.08 mi (1,818.69 km) |
| Kocaeli to Debica | 761.67 mi (1,225.79 km) |
| Kocaeli to Deblin | 838.97 mi (1,350.19 km) |
| Kocaeli to Debno | 1,092.34 mi (1,757.96 km) |
| Kocaeli to Dobre Miasto | 1,014.48 mi (1,632.66 km) |
| Kocaeli to Drawsko Pomorskie | 1,099.68 mi (1,769.76 km) |
| Kocaeli to Drezdenko | 1,063.45 mi (1,711.46 km) |
| Kocaeli to Dzialdowo | 974.10 mi (1,567.67 km) |
| Kocaeli to Dzierzoniow | 937.04 mi (1,508.02 km) |
| Kocaeli to Elblag | 1,045.79 mi (1,683.04 km) |
| Kocaeli to Elk | 967.94 mi (1,557.76 km) |
| Kocaeli to Garwolin | 863.78 mi (1,390.12 km) |
| Kocaeli to Gdansk | 1,072.78 mi (1,726.48 km) |
