| Herk-de-Stad to Ukiah (California) | 5,474.50 mi (8,810.36 km) |
| Herk-de-Stad to Union (Missouri) | 4,459.72 mi (7,177.23 km) |
| Herk-de-Stad to Union City (California) | 5,533.76 mi (8,905.73 km) |
| Herk-de-Stad to Union City (Georgia) | 4,449.49 mi (7,160.77 km) |
| Herk-de-Stad to Union City (New Jersey) | 3,688.36 mi (5,935.85 km) |
| Herk-de-Stad to Union City (Tennessee) | 4,485.83 mi (7,219.25 km) |
| Herk-de-Stad to Union Hill-Novelty Hill (Washington) | 4,938.74 mi (7,948.14 km) |
| Herk-de-Stad to Union Park (Florida) | 4,563.28 mi (7,343.89 km) |
| Herk-de-Stad to Uniondale (New York) | 3,672.88 mi (5,910.92 km) |
| Herk-de-Stad to Universal City (Texas) | 5,196.61 mi (8,363.14 km) |
| Herk-de-Stad to University (Florida) | 4,637.82 mi (7,463.85 km) |
| Herk-de-Stad to University City (Missouri) | 4,423.66 mi (7,119.19 km) |
| Herk-de-Stad to University Heights (Ohio) | 3,952.56 mi (6,361.04 km) |
| Herk-de-Stad to University of California-Santa Barbara (California) | 5,660.26 mi (9,109.31 km) |
| Herk-de-Stad to University Park (Texas) | 4,964.37 mi (7,989.38 km) |
