| Naugatuck to Octeville | 3,368.01 mi (5,420.29 km) |
| Naugatuck to Oignies | 3,540.97 mi (5,698.65 km) |
| Naugatuck to Oissel | 3,490.04 mi (5,616.68 km) |
| Naugatuck to Olivet | 3,562.24 mi (5,732.88 km) |
| Naugatuck to Ollioules | 3,873.82 mi (6,234.31 km) |
| Naugatuck to Olonne-sur-Mer | 3,436.90 mi (5,531.16 km) |
| Naugatuck to Oloron-Sainte-Marie | 3,580.26 mi (5,761.87 km) |
| Naugatuck to Onet Village | 3,690.73 mi (5,939.66 km) |
| Naugatuck to Onnaing | 3,567.80 mi (5,741.81 km) |
| Naugatuck to Orange | 3,796.22 mi (6,109.43 km) |
| Naugatuck to Orchies | 3,551.10 mi (5,714.95 km) |
| Naugatuck to Orleans | 3,561.58 mi (5,731.81 km) |
| Naugatuck to Orly | 3,560.04 mi (5,729.34 km) |
| Naugatuck to Ormesson-sur-Marne | 3,565.09 mi (5,737.45 km) |
| Naugatuck to Orsay | 3,552.57 mi (5,717.30 km) |
