| Waltham to Nuth | 3,535.29 mi (5,689.50 km) |
| Waltham to Oegstgeest | 3,446.56 mi (5,546.69 km) |
| Waltham to Oirschot | 3,496.76 mi (5,627.49 km) |
| Waltham to Oisterwijk | 3,490.64 mi (5,617.65 km) |
| Waltham to Oldebroek | 3,496.50 mi (5,627.07 km) |
| Waltham to Oldenzaal | 3,540.40 mi (5,697.72 km) |
| Waltham to Ommen | 3,515.06 mi (5,656.94 km) |
| Waltham to Oosterend | 3,489.21 mi (5,615.34 km) |
| Waltham to Oosterhout | 3,475.43 mi (5,593.17 km) |
| Waltham to Oosterwolde | 3,498.27 mi (5,629.92 km) |
| Waltham to Oostzaan | 3,456.93 mi (5,563.39 km) |
| Waltham to Opmeer | 3,453.07 mi (5,557.18 km) |
| Waltham to Oss | 3,498.61 mi (5,630.47 km) |
| Waltham to Oud-Beijerland | 3,452.87 mi (5,556.86 km) |
| Waltham to Oudenbosch | 3,463.46 mi (5,573.90 km) |
