| Barnsley to Octeville | 271.48 mi (436.90 km) |
| Barnsley to Oignies | 285.60 mi (459.62 km) |
| Barnsley to Oissel | 311.36 mi (501.08 km) |
| Barnsley to Olivet | 419.96 mi (675.86 km) |
| Barnsley to Ollioules | 793.38 mi (1,276.83 km) |
| Barnsley to Olonne-sur-Mer | 485.11 mi (780.71 km) |
| Barnsley to Oloron-Sainte-Marie | 716.95 mi (1,153.81 km) |
| Barnsley to Onet Village | 660.96 mi (1,063.71 km) |
| Barnsley to Onnaing | 307.40 mi (494.71 km) |
| Barnsley to Orange | 710.00 mi (1,142.64 km) |
| Barnsley to Orchies | 292.50 mi (470.74 km) |
| Barnsley to Orleans | 417.58 mi (672.02 km) |
| Barnsley to Orly | 372.22 mi (599.03 km) |
| Barnsley to Ormesson-sur-Marne | 372.50 mi (599.48 km) |
| Barnsley to Orsay | 371.20 mi (597.39 km) |
