| Kastamonu to Oststeinbek | 1,375.85 mi (2,214.22 km) |
| Kastamonu to Ottendorf-Okrilla | 1,162.81 mi (1,871.37 km) |
| Kastamonu to Ottersberg | 1,399.50 mi (2,252.28 km) |
| Kastamonu to Ottobrunn | 1,174.44 mi (1,890.07 km) |
| Kastamonu to Ottweiler | 1,395.24 mi (2,245.42 km) |
| Kastamonu to Overath | 1,418.46 mi (2,282.79 km) |
| Kastamonu to Oyten | 1,403.32 mi (2,258.42 km) |
| Kastamonu to Paderborn | 1,376.88 mi (2,215.88 km) |
| Kastamonu to Papenburg | 1,464.86 mi (2,357.46 km) |
| Kastamonu to Parchim | 1,311.75 mi (2,111.06 km) |
| Kastamonu to Pasewalk | 1,239.64 mi (1,995.01 km) |
| Kastamonu to Passau | 1,105.71 mi (1,779.47 km) |
| Kastamonu to Pattensen | 1,351.87 mi (2,175.63 km) |
| Kastamonu to Pegnitz | 1,214.79 mi (1,955.01 km) |
| Kastamonu to Peine | 1,335.49 mi (2,149.26 km) |
