| Golcuk to Oerlinghausen | 1,268.68 mi (2,041.75 km) |
| Golcuk to Oestrich-Winkel | 1,234.27 mi (1,986.36 km) |
| Golcuk to Offenburg | 1,199.39 mi (1,930.23 km) |
| Golcuk to Oftersheim | 1,193.39 mi (1,920.57 km) |
| Golcuk to Ohrdruf | 1,152.27 mi (1,854.40 km) |
| Golcuk to Ohringen | 1,150.78 mi (1,852.00 km) |
| Golcuk to Olbernhau | 1,050.32 mi (1,690.33 km) |
| Golcuk to Olching | 1,047.50 mi (1,685.79 km) |
| Golcuk to Oldenburg | 1,326.59 mi (2,134.94 km) |
| Golcuk to Oldenburg in Holstein | 1,284.31 mi (2,066.90 km) |
| Golcuk to Olfen | 1,308.79 mi (2,106.30 km) |
| Golcuk to Olpe | 1,269.98 mi (2,043.84 km) |
| Golcuk to Olsberg | 1,255.16 mi (2,019.99 km) |
| Golcuk to Oranienburg | 1,141.66 mi (1,837.33 km) |
| Golcuk to Ortenberg | 1,201.95 mi (1,934.36 km) |
