| Williamsport to Nasaud | 4,661.90 mi (7,502.60 km) |
| Williamsport to Navodari | 4,947.91 mi (7,962.89 km) |
| Williamsport to Negresti-Oas | 4,600.98 mi (7,404.56 km) |
| Williamsport to Nehoiu | 4,815.29 mi (7,749.46 km) |
| Williamsport to Ocna Mures | 4,678.48 mi (7,529.28 km) |
| Williamsport to Odobesti | 4,826.04 mi (7,766.77 km) |
| Williamsport to Odorheiu Secuiesc | 4,736.24 mi (7,622.25 km) |
| Williamsport to Oltenita | 4,883.01 mi (7,858.44 km) |
| Williamsport to Onesti | 4,793.60 mi (7,714.55 km) |
| Williamsport to Oradea | 4,576.60 mi (7,365.33 km) |
| Williamsport to Orastie | 4,675.66 mi (7,524.74 km) |
| Williamsport to Oravita | 4,650.06 mi (7,483.55 km) |
| Williamsport to Orsova | 4,690.98 mi (7,549.40 km) |
| Williamsport to Otelu Rosu | 4,656.55 mi (7,494.00 km) |
| Williamsport to Otopeni | 4,841.09 mi (7,790.97 km) |
