| Greenock to Ukiah (California) | 4,944.65 mi (7,957.65 km) |
| Greenock to Union (Missouri) | 3,941.54 mi (6,343.29 km) |
| Greenock to Union City (California) | 5,002.07 mi (8,050.05 km) |
| Greenock to Union City (Georgia) | 3,955.23 mi (6,365.33 km) |
| Greenock to Union City (New Jersey) | 3,197.52 mi (5,145.91 km) |
| Greenock to Union City (Tennessee) | 3,974.88 mi (6,396.95 km) |
| Greenock to Union Hill-Novelty Hill (Washington) | 4,415.12 mi (7,105.46 km) |
| Greenock to Union Park (Florida) | 4,094.07 mi (6,588.78 km) |
| Greenock to Uniondale (New York) | 3,183.29 mi (5,123.01 km) |
| Greenock to Universal City (Texas) | 4,681.46 mi (7,534.08 km) |
| Greenock to University (Florida) | 4,166.27 mi (6,704.96 km) |
| Greenock to University City (Missouri) | 3,906.07 mi (6,286.21 km) |
| Greenock to University Heights (Ohio) | 3,443.54 mi (5,541.84 km) |
| Greenock to University of California-Santa Barbara (California) | 5,126.23 mi (8,249.87 km) |
| Greenock to University Park (Texas) | 4,446.49 mi (7,155.94 km) |
