| Gross-Zimmern to Oestrich-Winkel | 38.13 mi (61.37 km) |
| Gross-Zimmern to Offenburg | 105.32 mi (169.49 km) |
| Gross-Zimmern to Oftersheim | 36.44 mi (58.64 km) |
| Gross-Zimmern to Ohrdruf | 106.60 mi (171.55 km) |
| Gross-Zimmern to Ohringen | 55.23 mi (88.89 km) |
| Gross-Zimmern to Olbernhau | 206.09 mi (331.67 km) |
| Gross-Zimmern to Olching | 161.22 mi (259.47 km) |
| Gross-Zimmern to Oldenburg | 227.59 mi (366.27 km) |
| Gross-Zimmern to Oldenburg in Holstein | 318.00 mi (511.77 km) |
| Gross-Zimmern to Olfen | 142.30 mi (229.00 km) |
| Gross-Zimmern to Olpe | 90.49 mi (145.63 km) |
| Gross-Zimmern to Olsberg | 103.23 mi (166.14 km) |
| Gross-Zimmern to Oranienburg | 275.22 mi (442.92 km) |
| Gross-Zimmern to Ortenberg | 34.79 mi (55.99 km) |
| Gross-Zimmern to Oschatz | 211.77 mi (340.81 km) |
