| Sulphur to Ukiah (California) | 1,794.65 mi (2,888.21 km) |
| Sulphur to Union (Missouri) | 583.09 mi (938.40 km) |
| Sulphur to Union City (California) | 1,712.81 mi (2,756.50 km) |
| Sulphur to Union City (Georgia) | 565.48 mi (910.06 km) |
| Sulphur to Union City (New Jersey) | 1,303.68 mi (2,098.08 km) |
| Sulphur to Union City (Tennessee) | 495.11 mi (796.81 km) |
| Sulphur to Union Hill-Novelty Hill (Washington) | 1,937.15 mi (3,117.53 km) |
| Sulphur to Union Park (Florida) | 738.27 mi (1,188.13 km) |
| Sulphur to Uniondale (New York) | 1,322.43 mi (2,128.24 km) |
| Sulphur to Universal City (Texas) | 300.20 mi (483.13 km) |
| Sulphur to University (Florida) | 675.36 mi (1,086.89 km) |
| Sulphur to University City (Missouri) | 607.79 mi (978.14 km) |
| Sulphur to University Heights (Ohio) | 1,019.78 mi (1,641.18 km) |
| Sulphur to University of California-Santa Barbara (California) | 1,569.41 mi (2,525.73 km) |
| Sulphur to University Park (Texas) | 271.60 mi (437.10 km) |
