| Cities | Distance |
|---|---|
| Rietberg to Oria | 894.77 mi (1,439.99 km) |
| Rietberg to Oristano | 821.84 mi (1,322.63 km) |
| Rietberg to Orta Nova | 800.77 mi (1,288.72 km) |
| Rietberg to Orte | 671.27 mi (1,080.30 km) |
| Rietberg to Ortona | 710.15 mi (1,142.87 km) |
| Rietberg to Orvieto | 650.52 mi (1,046.92 km) |
| Rietberg to Orzinuovi | 447.45 mi (720.10 km) |
| Rietberg to Osimo | 620.48 mi (998.57 km) |
| Rietberg to Ospitaletto | 437.87 mi (704.69 km) |
| Rietberg to Ostuni | 879.16 mi (1,414.87 km) |
| Rietberg to Ottaviano | 808.97 mi (1,301.92 km) |
| Rietberg to Ovada | 494.86 mi (796.40 km) |
| Rietberg to Ozieri | 775.36 mi (1,247.82 km) |
| Rietberg to Paceco | 975.27 mi (1,569.54 km) |
| Rietberg to Pachino | 1,091.98 mi (1,757.38 km) |