| Reggio Emilia to Oststeinbek | 611.44 mi (984.01 km) |
| Reggio Emilia to Ottendorf-Okrilla | 471.31 mi (758.50 km) |
| Reggio Emilia to Ottersberg | 584.25 mi (940.25 km) |
| Reggio Emilia to Ottobrunn | 237.77 mi (382.65 km) |
| Reggio Emilia to Ottweiler | 361.31 mi (581.48 km) |
| Reggio Emilia to Overath | 458.56 mi (737.98 km) |
| Reggio Emilia to Oyten | 582.30 mi (937.12 km) |
| Reggio Emilia to Paderborn | 492.52 mi (792.63 km) |
| Reggio Emilia to Papenburg | 596.30 mi (959.65 km) |
| Reggio Emilia to Parchim | 604.69 mi (973.15 km) |
| Reggio Emilia to Pasewalk | 626.62 mi (1,008.45 km) |
| Reggio Emilia to Passau | 299.45 mi (481.92 km) |
| Reggio Emilia to Pattensen | 524.30 mi (843.78 km) |
| Reggio Emilia to Pegnitz | 351.96 mi (566.43 km) |
| Reggio Emilia to Peine | 526.83 mi (847.85 km) |
