| Kirikkale to Oerlinghausen | 1,447.42 mi (2,329.39 km) |
| Kirikkale to Oestrich-Winkel | 1,421.81 mi (2,288.17 km) |
| Kirikkale to Offenburg | 1,392.30 mi (2,240.69 km) |
| Kirikkale to Oftersheim | 1,382.72 mi (2,225.27 km) |
| Kirikkale to Ohrdruf | 1,333.05 mi (2,145.33 km) |
| Kirikkale to Ohringen | 1,339.89 mi (2,156.34 km) |
| Kirikkale to Olbernhau | 1,227.27 mi (1,975.11 km) |
| Kirikkale to Olching | 1,238.63 mi (1,993.38 km) |
| Kirikkale to Oldenburg | 1,500.79 mi (2,415.28 km) |
| Kirikkale to Oldenburg in Holstein | 1,448.18 mi (2,330.62 km) |
| Kirikkale to Olfen | 1,490.24 mi (2,398.31 km) |
| Kirikkale to Olpe | 1,453.75 mi (2,339.58 km) |
| Kirikkale to Olsberg | 1,436.79 mi (2,312.28 km) |
| Kirikkale to Oranienburg | 1,307.97 mi (2,104.97 km) |
| Kirikkale to Ortenberg | 1,387.00 mi (2,232.16 km) |
