| Cities | Distance |
|---|---|
| Sulmona to Oegstgeest | 828.05 mi (1,332.62 km) |
| Sulmona to Oirschot | 768.96 mi (1,237.51 km) |
| Sulmona to Oisterwijk | 776.14 mi (1,249.07 km) |
| Sulmona to Oldebroek | 810.16 mi (1,303.83 km) |
| Sulmona to Oldenzaal | 780.93 mi (1,256.79 km) |
| Sulmona to Ommen | 803.38 mi (1,292.92 km) |
| Sulmona to Oosterend | 839.92 mi (1,351.72 km) |
| Sulmona to Oosterhout | 788.10 mi (1,268.33 km) |
| Sulmona to Oosterwolde | 834.65 mi (1,343.24 km) |
| Sulmona to Oostzaan | 832.10 mi (1,339.14 km) |
| Sulmona to Opmeer | 845.91 mi (1,361.36 km) |
| Sulmona to Oss | 778.88 mi (1,253.49 km) |
| Sulmona to Oud-Beijerland | 809.41 mi (1,302.62 km) |
| Sulmona to Oudenbosch | 793.70 mi (1,277.34 km) |
| Sulmona to Oudewater | 808.81 mi (1,301.65 km) |