| Grosseto to Joliet (Illinois) | 4,753.12 mi (7,649.41 km) |
| Grosseto to Jonesboro (Arkansas) | 5,111.90 mi (8,226.80 km) |
| Grosseto to Joplin (Missouri) | 5,210.62 mi (8,385.68 km) |
| Grosseto to Joppatowne (Maryland) | 4,342.28 mi (6,988.23 km) |
| Grosseto to Juana Díaz (Puerto Rico) | 4,759.43 mi (7,659.56 km) |
| Grosseto to Junction City (Kansas) | 5,210.71 mi (8,385.83 km) |
| Grosseto to Juneau (Alaska) | 5,164.82 mi (8,311.97 km) |
| Grosseto to Jupiter (Florida) | 5,038.86 mi (8,109.27 km) |
| Grosseto to Jupiter Farms (Florida) | 5,043.78 mi (8,117.19 km) |
| Grosseto to Jurupa Valley (California) | 6,217.39 mi (10,005.92 km) |
| Grosseto to Justice (Illinois) | 4,730.44 mi (7,612.90 km) |
| Grosseto to Kahului (Hawaii) | 7,968.98 mi (12,824.84 km) |
| Grosseto to Kailua (Hawaii) | 7,947.19 mi (12,789.77 km) |
| Grosseto to Kalamazoo (Michigan) | 4,617.33 mi (7,430.88 km) |
| Grosseto to Kalispell (Montana) | 5,329.12 mi (8,576.39 km) |
