| Crofton to Jacksonville (Texas) | 1,150.36 mi (1,851.32 km) |
| Crofton to Jacksonville Beach (Florida) | 660.39 mi (1,062.79 km) |
| Crofton to James Island (South Carolina) | 470.56 mi (757.30 km) |
| Crofton to Jamestown (New York) | 251.75 mi (405.16 km) |
| Crofton to Jamestown (North Dakota) | 1,233.76 mi (1,985.54 km) |
| Crofton to Janesville (Wisconsin) | 691.87 mi (1,113.47 km) |
| Crofton to Jasmine Estates (Florida) | 816.95 mi (1,314.76 km) |
| Crofton to Jasper (Alabama) | 687.71 mi (1,106.76 km) |
| Crofton to Jasper (Indiana) | 554.59 mi (892.53 km) |
| Crofton to Jefferson (Georgia) | 510.66 mi (821.83 km) |
| Crofton to Jefferson (Louisiana) | 988.13 mi (1,590.24 km) |
| Crofton to Jefferson City (Missouri) | 834.08 mi (1,342.32 km) |
| Crofton to Jefferson Hills (Pennsylvania) | 194.26 mi (312.63 km) |
| Crofton to Jefferson Valley-Yorktown (New York) | 220.07 mi (354.17 km) |
| Crofton to Jeffersontown (Kentucky) | 483.03 mi (777.36 km) |
