| Grudziadz to Joliet (Illinois) | 4,575.39 mi (7,363.37 km) |
| Grudziadz to Jonesboro (Arkansas) | 4,971.19 mi (8,000.36 km) |
| Grudziadz to Joplin (Missouri) | 5,024.22 mi (8,085.70 km) |
| Grudziadz to Joppatowne (Maryland) | 4,283.96 mi (6,894.37 km) |
| Grudziadz to Juana Díaz (Puerto Rico) | 5,029.50 mi (8,094.19 km) |
| Grudziadz to Junction City (Kansas) | 4,985.84 mi (8,023.94 km) |
| Grudziadz to Juneau (Alaska) | 4,555.66 mi (7,331.63 km) |
| Grudziadz to Jupiter (Florida) | 5,086.26 mi (8,185.54 km) |
| Grudziadz to Jupiter Farms (Florida) | 5,090.14 mi (8,191.79 km) |
| Grudziadz to Jurupa Valley (California) | 5,848.61 mi (9,412.42 km) |
| Grudziadz to Justice (Illinois) | 4,552.77 mi (7,326.97 km) |
| Grudziadz to Kahului (Hawaii) | 7,291.12 mi (11,733.93 km) |
| Grudziadz to Kailua (Hawaii) | 7,258.87 mi (11,682.03 km) |
| Grudziadz to Kalamazoo (Michigan) | 4,451.77 mi (7,164.43 km) |
| Grudziadz to Kalispell (Montana) | 4,893.36 mi (7,875.10 km) |
