| Rotterdam to Ukiah (California) | 5,403.84 mi (8,696.64 km) |
| Rotterdam to Union (Missouri) | 4,401.11 mi (7,082.91 km) |
| Rotterdam to Union City (California) | 5,463.67 mi (8,792.93 km) |
| Rotterdam to Union City (Georgia) | 4,397.50 mi (7,077.09 km) |
| Rotterdam to Union City (New Jersey) | 3,636.90 mi (5,853.03 km) |
| Rotterdam to Union City (Tennessee) | 4,429.43 mi (7,128.48 km) |
| Rotterdam to Union Hill-Novelty Hill (Washington) | 4,866.94 mi (7,832.59 km) |
| Rotterdam to Union Park (Florida) | 4,517.07 mi (7,269.53 km) |
| Rotterdam to Uniondale (New York) | 3,621.70 mi (5,828.57 km) |
| Rotterdam to Universal City (Texas) | 5,139.09 mi (8,270.56 km) |
| Rotterdam to University (Florida) | 4,591.14 mi (7,388.72 km) |
| Rotterdam to University City (Missouri) | 4,365.24 mi (7,025.17 km) |
| Rotterdam to University Heights (Ohio) | 3,896.58 mi (6,270.94 km) |
| Rotterdam to University of California-Santa Barbara (California) | 5,591.48 mi (8,998.61 km) |
| Rotterdam to University Park (Texas) | 4,905.94 mi (7,895.35 km) |
