| Elmshorn to Oestrich-Winkel | 268.61 mi (432.28 km) |
| Elmshorn to Offenburg | 372.67 mi (599.75 km) |
| Elmshorn to Oftersheim | 306.15 mi (492.71 km) |
| Elmshorn to Ohrdruf | 207.12 mi (333.32 km) |
| Elmshorn to Ohringen | 314.57 mi (506.26 km) |
| Elmshorn to Olbernhau | 264.02 mi (424.89 km) |
| Elmshorn to Olching | 390.35 mi (628.21 km) |
| Elmshorn to Oldenburg | 72.54 mi (116.74 km) |
| Elmshorn to Oldenburg in Holstein | 62.73 mi (100.95 km) |
| Elmshorn to Olfen | 169.61 mi (272.97 km) |
| Elmshorn to Olpe | 203.92 mi (328.18 km) |
| Elmshorn to Olsberg | 173.05 mi (278.50 km) |
| Elmshorn to Oranienburg | 163.44 mi (263.03 km) |
| Elmshorn to Ortenberg | 236.01 mi (379.82 km) |
| Elmshorn to Oschatz | 223.10 mi (359.05 km) |
