| Greenock to Wichita (Kansas) | 4,206.49 mi (6,769.69 km) |
| Greenock to Wichita Falls (Texas) | 4,451.31 mi (7,163.69 km) |
| Greenock to Wickliffe (Ohio) | 3,435.66 mi (5,529.17 km) |
| Greenock to Wildomar (California) | 5,093.54 mi (8,197.26 km) |
| Greenock to Wildwood (Florida) | 4,112.52 mi (6,618.47 km) |
| Greenock to Wildwood (Missouri) | 3,922.68 mi (6,312.95 km) |
| Greenock to Wilkes-Barre (Pennsylvania) | 3,244.37 mi (5,221.31 km) |
| Greenock to Wilkinsburg (Pennsylvania) | 3,432.87 mi (5,524.67 km) |
| Greenock to Williamsburg (Virginia) | 3,469.80 mi (5,584.10 km) |
| Greenock to Williamsport (Pennsylvania) | 3,288.35 mi (5,292.08 km) |
| Greenock to Williamstown (New Jersey) | 3,285.27 mi (5,287.13 km) |
| Greenock to Willimantic (Connecticut) | 3,083.61 mi (4,962.60 km) |
| Greenock to Williston (North Dakota) | 3,865.80 mi (6,221.41 km) |
| Greenock to Willmar (Minnesota) | 3,744.15 mi (6,025.63 km) |
| Greenock to Willoughby (Ohio) | 3,431.56 mi (5,522.56 km) |
