| New London to Nuth | 3,614.52 mi (5,817.01 km) |
| New London to Oegstgeest | 3,526.33 mi (5,675.08 km) |
| New London to Oirschot | 3,576.25 mi (5,755.41 km) |
| New London to Oisterwijk | 3,570.17 mi (5,745.63 km) |
| New London to Oldebroek | 3,576.61 mi (5,756.00 km) |
| New London to Oldenzaal | 3,620.57 mi (5,826.75 km) |
| New London to Ommen | 3,595.27 mi (5,786.03 km) |
| New London to Oosterend | 3,569.64 mi (5,744.78 km) |
| New London to Oosterhout | 3,554.94 mi (5,721.13 km) |
| New London to Oosterwolde | 3,578.72 mi (5,759.39 km) |
| New London to Oostzaan | 3,536.90 mi (5,692.09 km) |
| New London to Opmeer | 3,533.20 mi (5,686.14 km) |
| New London to Oss | 3,578.28 mi (5,758.69 km) |
| New London to Oud-Beijerland | 3,532.42 mi (5,684.89 km) |
| New London to Oudenbosch | 3,542.89 mi (5,701.73 km) |
