| Badalona to Oerlinghausen | 788.29 mi (1,268.64 km) |
| Badalona to Oestrich-Winkel | 653.53 mi (1,051.76 km) |
| Badalona to Offenburg | 559.84 mi (900.98 km) |
| Badalona to Oftersheim | 628.51 mi (1,011.49 km) |
| Badalona to Ohrdruf | 765.02 mi (1,231.17 km) |
| Badalona to Ohringen | 641.68 mi (1,032.69 km) |
| Badalona to Olbernhau | 829.01 mi (1,334.17 km) |
| Badalona to Olching | 644.73 mi (1,037.58 km) |
| Badalona to Oldenburg | 855.55 mi (1,376.87 km) |
| Badalona to Oldenburg in Holstein | 973.53 mi (1,566.74 km) |
| Badalona to Olfen | 750.96 mi (1,208.55 km) |
| Badalona to Olpe | 713.69 mi (1,148.57 km) |
| Badalona to Olsberg | 746.44 mi (1,201.29 km) |
| Badalona to Oranienburg | 935.63 mi (1,505.76 km) |
| Badalona to Ortenberg | 697.63 mi (1,122.73 km) |
