| Kocaeli to Zottegem | 1,427.58 mi (2,297.47 km) |
| Kocaeli to Zulte | 1,443.82 mi (2,323.61 km) |
| Kocaeli to Zwevegem | 1,445.40 mi (2,326.14 km) |
| Kocaeli to Zwijndrecht | 1,414.03 mi (2,275.66 km) |
| Kocaeli to Asenovgrad | 275.73 mi (443.74 km) |
| Kocaeli to Aytos | 191.91 mi (308.86 km) |
| Kocaeli to Balchik | 204.91 mi (329.77 km) |
| Kocaeli to Bankya | 374.41 mi (602.56 km) |
| Kocaeli to Bansko | 341.79 mi (550.05 km) |
| Kocaeli to Berkovitsa | 388.54 mi (625.29 km) |
| Kocaeli to Blagoevgrad | 364.20 mi (586.13 km) |
| Kocaeli to Botevgrad | 348.23 mi (560.41 km) |
| Kocaeli to Burgas | 174.44 mi (280.73 km) |
| Kocaeli to Byala Slatina | 359.00 mi (577.76 km) |
| Kocaeli to Chirpan | 257.61 mi (414.59 km) |
