| Barnsley to Nasaud | 1,210.91 mi (1,948.77 km) |
| Barnsley to Navodari | 1,492.60 mi (2,402.12 km) |
| Barnsley to Negresti-Oas | 1,151.03 mi (1,852.40 km) |
| Barnsley to Nehoiu | 1,359.11 mi (2,187.28 km) |
| Barnsley to Ocna Mures | 1,221.53 mi (1,965.87 km) |
| Barnsley to Odobesti | 1,373.66 mi (2,210.69 km) |
| Barnsley to Odorheiu Secuiesc | 1,282.09 mi (2,063.33 km) |
| Barnsley to Oltenita | 1,423.71 mi (2,291.23 km) |
| Barnsley to Onesti | 1,343.22 mi (2,161.70 km) |
| Barnsley to Oradea | 1,118.80 mi (1,800.54 km) |
| Barnsley to Orastie | 1,216.21 mi (1,957.31 km) |
| Barnsley to Oravita | 1,190.29 mi (1,915.59 km) |
| Barnsley to Orsova | 1,231.11 mi (1,981.28 km) |
| Barnsley to Otelu Rosu | 1,196.27 mi (1,925.20 km) |
| Barnsley to Otopeni | 1,382.08 mi (2,224.24 km) |
