| Cities | Distance |
|---|---|
| Kocaeli to Montana | 388.78 mi (625.68 km) |
| Kocaeli to Nova Zagora | 234.27 mi (377.02 km) |
| Kocaeli to Novi Iskar | 366.36 mi (589.60 km) |
| Kocaeli to Novi Pazar | 226.68 mi (364.81 km) |
| Kocaeli to Omurtag | 241.74 mi (389.05 km) |
| Kocaeli to Panagyurishte | 319.45 mi (514.11 km) |
| Kocaeli to Parvomay | 260.41 mi (419.10 km) |
| Kocaeli to Pavlikeni | 291.56 mi (469.22 km) |
| Kocaeli to Pazardzhik | 305.57 mi (491.77 km) |
| Kocaeli to Pernik | 377.11 mi (606.90 km) |
| Kocaeli to Peshtera | 304.03 mi (489.30 km) |
| Kocaeli to Petrich | 352.14 mi (566.71 km) |
| Kocaeli to Pleven | 327.29 mi (526.72 km) |
| Kocaeli to Plovdiv | 284.18 mi (457.35 km) |
| Kocaeli to Pomorie | 172.24 mi (277.19 km) |