| Romulus to Oststeinbek | 4,084.02 mi (6,572.59 km) |
| Romulus to Ottendorf-Okrilla | 4,301.73 mi (6,922.97 km) |
| Romulus to Ottersberg | 4,063.31 mi (6,539.27 km) |
| Romulus to Ottobrunn | 4,341.61 mi (6,987.15 km) |
| Romulus to Ottweiler | 4,120.35 mi (6,631.06 km) |
| Romulus to Overath | 4,069.88 mi (6,549.84 km) |
| Romulus to Oyten | 4,059.92 mi (6,533.80 km) |
| Romulus to Paderborn | 4,097.20 mi (6,593.81 km) |
| Romulus to Papenburg | 4,001.31 mi (6,439.48 km) |
| Romulus to Parchim | 4,147.26 mi (6,674.37 km) |
| Romulus to Pasewalk | 4,219.53 mi (6,790.68 km) |
| Romulus to Passau | 4,389.97 mi (7,064.98 km) |
| Romulus to Pattensen | 4,114.82 mi (6,622.16 km) |
| Romulus to Pegnitz | 4,272.41 mi (6,875.79 km) |
| Romulus to Peine | 4,129.81 mi (6,646.28 km) |
