| Guclukonak to Oerlinghausen | 1,890.49 mi (3,042.44 km) |
| Guclukonak to Oestrich-Winkel | 1,879.50 mi (3,024.76 km) |
| Guclukonak to Offenburg | 1,858.82 mi (2,991.47 km) |
| Guclukonak to Oftersheim | 1,843.56 mi (2,966.93 km) |
| Guclukonak to Ohrdruf | 1,780.71 mi (2,865.78 km) |
| Guclukonak to Ohringen | 1,800.68 mi (2,897.92 km) |
| Guclukonak to Olbernhau | 1,670.34 mi (2,688.16 km) |
| Guclukonak to Olching | 1,703.22 mi (2,741.07 km) |
| Guclukonak to Oldenburg | 1,935.66 mi (3,115.15 km) |
| Guclukonak to Oldenburg in Holstein | 1,866.49 mi (3,003.82 km) |
| Guclukonak to Olfen | 1,937.36 mi (3,117.88 km) |
| Guclukonak to Olpe | 1,905.03 mi (3,065.85 km) |
| Guclukonak to Olsberg | 1,884.71 mi (3,033.15 km) |
| Guclukonak to Oranienburg | 1,732.89 mi (2,788.81 km) |
| Guclukonak to Ortenberg | 1,840.94 mi (2,962.71 km) |
