| Barnsley to Oerlinghausen | 437.75 mi (704.49 km) |
| Barnsley to Oestrich-Winkel | 473.28 mi (761.67 km) |
| Barnsley to Offenburg | 538.67 mi (866.91 km) |
| Barnsley to Oftersheim | 520.07 mi (836.98 km) |
| Barnsley to Ohrdruf | 549.64 mi (884.55 km) |
| Barnsley to Ohringen | 560.09 mi (901.37 km) |
| Barnsley to Olbernhau | 658.03 mi (1,058.99 km) |
| Barnsley to Olching | 667.87 mi (1,074.83 km) |
| Barnsley to Oldenburg | 400.47 mi (644.50 km) |
| Barnsley to Oldenburg in Holstein | 504.91 mi (812.57 km) |
| Barnsley to Olfen | 392.40 mi (631.50 km) |
| Barnsley to Olpe | 430.47 mi (692.77 km) |
| Barnsley to Olsberg | 445.83 mi (717.49 km) |
| Barnsley to Oranienburg | 611.12 mi (983.50 km) |
| Barnsley to Ortenberg | 499.40 mi (803.70 km) |
