| Kerava to Oestrich-Winkel | 979.66 mi (1,576.62 km) |
| Kerava to Offenburg | 1,068.46 mi (1,719.51 km) |
| Kerava to Oftersheim | 1,000.08 mi (1,609.47 km) |
| Kerava to Ohrdruf | 863.23 mi (1,389.23 km) |
| Kerava to Ohringen | 987.23 mi (1,588.80 km) |
| Kerava to Olbernhau | 812.22 mi (1,307.14 km) |
| Kerava to Olching | 1,005.20 mi (1,617.72 km) |
| Kerava to Oldenburg | 808.49 mi (1,301.15 km) |
| Kerava to Oldenburg in Holstein | 674.73 mi (1,085.87 km) |
| Kerava to Olfen | 904.28 mi (1,455.30 km) |
| Kerava to Olpe | 928.58 mi (1,494.40 km) |
| Kerava to Olsberg | 892.95 mi (1,437.06 km) |
| Kerava to Oranienburg | 692.82 mi (1,114.99 km) |
| Kerava to Ortenberg | 932.29 mi (1,500.38 km) |
| Kerava to Oschatz | 779.55 mi (1,254.57 km) |
