| Castelli Calepio to Wichita (Kansas) | 5,123.64 mi (8,245.71 km) |
| Castelli Calepio to Wichita Falls (Texas) | 5,359.22 mi (8,624.83 km) |
| Castelli Calepio to Wickliffe (Ohio) | 4,316.30 mi (6,946.42 km) |
| Castelli Calepio to Wildomar (California) | 6,043.89 mi (9,726.70 km) |
| Castelli Calepio to Wildwood (Florida) | 4,913.35 mi (7,907.27 km) |
| Castelli Calepio to Wildwood (Missouri) | 4,821.72 mi (7,759.81 km) |
| Castelli Calepio to Wilkes-Barre (Pennsylvania) | 4,099.51 mi (6,597.53 km) |
| Castelli Calepio to Wilkinsburg (Pennsylvania) | 4,299.99 mi (6,920.17 km) |
| Castelli Calepio to Williamsburg (Virginia) | 4,300.09 mi (6,920.32 km) |
| Castelli Calepio to Williamsport (Pennsylvania) | 4,148.55 mi (6,676.45 km) |
| Castelli Calepio to Williamstown (New Jersey) | 4,124.74 mi (6,638.14 km) |
| Castelli Calepio to Willimantic (Connecticut) | 3,925.49 mi (6,317.46 km) |
| Castelli Calepio to Williston (North Dakota) | 4,817.28 mi (7,752.66 km) |
| Castelli Calepio to Willmar (Minnesota) | 4,678.60 mi (7,529.48 km) |
| Castelli Calepio to Willoughby (Ohio) | 4,312.19 mi (6,939.80 km) |
