| Northlake to Oerlinghausen | 4,264.84 mi (6,863.60 km) |
| Northlake to Oestrich-Winkel | 4,314.90 mi (6,944.16 km) |
| Northlake to Offenburg | 4,371.19 mi (7,034.75 km) |
| Northlake to Oftersheim | 4,360.77 mi (7,017.99 km) |
| Northlake to Ohrdruf | 4,382.61 mi (7,053.13 km) |
| Northlake to Ohringen | 4,401.49 mi (7,083.52 km) |
| Northlake to Olbernhau | 4,481.67 mi (7,212.56 km) |
| Northlake to Olching | 4,509.03 mi (7,256.58 km) |
| Northlake to Oldenburg | 4,205.09 mi (6,767.43 km) |
| Northlake to Oldenburg in Holstein | 4,253.84 mi (6,845.89 km) |
| Northlake to Olfen | 4,227.99 mi (6,804.29 km) |
| Northlake to Olpe | 4,270.38 mi (6,872.51 km) |
| Northlake to Olsberg | 4,281.46 mi (6,890.35 km) |
| Northlake to Oranienburg | 4,393.87 mi (7,071.26 km) |
| Northlake to Ortenberg | 4,340.16 mi (6,984.82 km) |
