| Newburyport to Opwijk | 3,433.27 mi (5,525.32 km) |
| Newburyport to Ostend | 3,375.67 mi (5,432.61 km) |
| Newburyport to Oud-Heverlee | 3,456.25 mi (5,562.30 km) |
| Newburyport to Oud-Turnhout | 3,456.53 mi (5,562.75 km) |
| Newburyport to Oudenaarde | 3,412.59 mi (5,492.03 km) |
| Newburyport to Oudenburg | 3,379.97 mi (5,439.54 km) |
| Newburyport to Oupeye | 3,499.00 mi (5,631.09 km) |
| Newburyport to Overijse | 3,452.15 mi (5,555.70 km) |
| Newburyport to Overpelt | 3,476.49 mi (5,594.87 km) |
| Newburyport to Paal | 3,471.32 mi (5,586.56 km) |
| Newburyport to Peer | 3,480.16 mi (5,600.78 km) |
| Newburyport to Pepinster | 3,509.80 mi (5,648.48 km) |
| Newburyport to Peruwelz | 3,420.36 mi (5,504.53 km) |
| Newburyport to Perwez | 3,467.71 mi (5,580.74 km) |
| Newburyport to Philippeville | 3,468.07 mi (5,581.31 km) |
