| Naugatuck to Opwijk | 3,576.90 mi (5,756.46 km) |
| Naugatuck to Ostend | 3,519.29 mi (5,663.74 km) |
| Naugatuck to Oud-Heverlee | 3,599.88 mi (5,793.44 km) |
| Naugatuck to Oud-Turnhout | 3,600.20 mi (5,793.96 km) |
| Naugatuck to Oudenaarde | 3,556.19 mi (5,723.13 km) |
| Naugatuck to Oudenburg | 3,523.59 mi (5,670.67 km) |
| Naugatuck to Oupeye | 3,642.63 mi (5,862.25 km) |
| Naugatuck to Overijse | 3,595.76 mi (5,786.82 km) |
| Naugatuck to Overpelt | 3,620.16 mi (5,826.08 km) |
| Naugatuck to Paal | 3,614.97 mi (5,817.74 km) |
| Naugatuck to Peer | 3,623.82 mi (5,831.98 km) |
| Naugatuck to Pepinster | 3,653.43 mi (5,879.62 km) |
| Naugatuck to Peruwelz | 3,563.91 mi (5,735.57 km) |
| Naugatuck to Perwez | 3,611.32 mi (5,811.85 km) |
| Naugatuck to Philippeville | 3,611.62 mi (5,812.33 km) |
