| Cities | Distance |
|---|
| Formia to Oegstgeest | 868.34 mi (1,397.46 km) |
| Formia to Oirschot | 809.39 mi (1,302.58 km) |
| Formia to Oisterwijk | 816.55 mi (1,314.11 km) |
| Formia to Oldebroek | 853.23 mi (1,373.14 km) |
| Formia to Oldenzaal | 825.49 mi (1,328.50 km) |
| Formia to Ommen | 847.37 mi (1,363.72 km) |
| Formia to Oosterend | 884.02 mi (1,422.69 km) |
| Formia to Oosterhout | 828.03 mi (1,332.58 km) |
| Formia to Oosterwolde | 879.07 mi (1,414.73 km) |
| Formia to Oostzaan | 873.51 mi (1,405.78 km) |
| Formia to Opmeer | 887.86 mi (1,428.87 km) |
| Formia to Oss | 820.19 mi (1,319.96 km) |
| Formia to Oud-Beijerland | 848.90 mi (1,366.17 km) |
| Formia to Oudenbosch | 832.94 mi (1,340.49 km) |
| Formia to Oudewater | 849.46 mi (1,367.07 km) |
