| Watertown Town to Oststeinbek | 3,630.63 mi (5,842.94 km) |
| Watertown Town to Ottendorf-Okrilla | 3,839.55 mi (6,179.15 km) |
| Watertown Town to Ottersberg | 3,603.94 mi (5,799.98 km) |
| Watertown Town to Ottobrunn | 3,851.76 mi (6,198.82 km) |
| Watertown Town to Ottweiler | 3,628.04 mi (5,838.77 km) |
| Watertown Town to Overath | 3,589.46 mi (5,776.68 km) |
| Watertown Town to Oyten | 3,599.92 mi (5,793.51 km) |
| Watertown Town to Paderborn | 3,626.09 mi (5,835.62 km) |
| Watertown Town to Papenburg | 3,537.58 mi (5,693.18 km) |
| Watertown Town to Parchim | 3,696.96 mi (5,949.68 km) |
| Watertown Town to Pasewalk | 3,775.43 mi (6,075.96 km) |
| Watertown Town to Passau | 3,908.42 mi (6,289.99 km) |
| Watertown Town to Pattensen | 3,650.39 mi (5,874.73 km) |
| Watertown Town to Pegnitz | 3,793.90 mi (6,105.69 km) |
| Watertown Town to Peine | 3,666.94 mi (5,901.37 km) |
