| Wilmington to Jeffersontown (Kentucky) | 509.30 mi (819.65 km) |
| Wilmington to Jeffersonville (Indiana) | 520.16 mi (837.12 km) |
| Wilmington to Jenison (Michigan) | 737.52 mi (1,186.93 km) |
| Wilmington to Jenks (Oklahoma) | 1,028.32 mi (1,654.92 km) |
| Wilmington to Jennings (Missouri) | 754.30 mi (1,213.94 km) |
| Wilmington to Jensen Beach (Florida) | 501.19 mi (806.59 km) |
| Wilmington to Jericho (New York) | 512.92 mi (825.47 km) |
| Wilmington to Jerome (Idaho) | 2,049.09 mi (3,297.69 km) |
| Wilmington to Jersey City (New Jersey) | 495.91 mi (798.10 km) |
| Wilmington to Jessup (Maryland) | 346.73 mi (558.01 km) |
| Wilmington to Johns Creek (Georgia) | 361.42 mi (581.65 km) |
| Wilmington to Johnson City (New York) | 556.60 mi (895.76 km) |
| Wilmington to Johnson City (Tennessee) | 293.09 mi (471.68 km) |
| Wilmington to Johnston (Iowa) | 1,003.43 mi (1,614.87 km) |
| Wilmington to Johnstown (Colorado) | 1,540.23 mi (2,478.76 km) |
