| Crofton to Jeffersonville (Indiana) | 488.72 mi (786.52 km) |
| Crofton to Jenison (Michigan) | 547.35 mi (880.87 km) |
| Crofton to Jenks (Oklahoma) | 1,075.68 mi (1,731.13 km) |
| Crofton to Jennings (Missouri) | 730.37 mi (1,175.42 km) |
| Crofton to Jensen Beach (Florida) | 838.78 mi (1,349.89 km) |
| Crofton to Jericho (New York) | 206.57 mi (332.44 km) |
| Crofton to Jerome (Idaho) | 1,976.74 mi (3,181.26 km) |
| Crofton to Jersey City (New Jersey) | 181.75 mi (292.51 km) |
| Crofton to Jessup (Maryland) | 10.65 mi (17.14 km) |
| Crofton to Johns Creek (Georgia) | 540.86 mi (870.43 km) |
| Crofton to Johnson City (New York) | 218.06 mi (350.93 km) |
| Crofton to Johnson City (Tennessee) | 362.26 mi (583.00 km) |
| Crofton to Johnston (Iowa) | 914.64 mi (1,471.98 km) |
| Crofton to Johnstown (Colorado) | 1,499.57 mi (2,413.33 km) |
| Crofton to Johnstown (Pennsylvania) | 149.65 mi (240.83 km) |
