| Keystone to Jacksonville (North Carolina) | 549.33 mi (884.06 km) |
| Keystone to Jacksonville (Texas) | 801.61 mi (1,290.07 km) |
| Keystone to Jacksonville Beach (Florida) | 164.93 mi (265.43 km) |
| Keystone to James Island (South Carolina) | 355.37 mi (571.91 km) |
| Keystone to Jamestown (New York) | 983.30 mi (1,582.47 km) |
| Keystone to Jamestown (North Dakota) | 1,561.85 mi (2,513.55 km) |
| Keystone to Janesville (Wisconsin) | 1,067.64 mi (1,718.20 km) |
| Keystone to Jasmine Estates (Florida) | 12.47 mi (20.07 km) |
| Keystone to Jasper (Alabama) | 482.26 mi (776.12 km) |
| Keystone to Jasper (Indiana) | 751.81 mi (1,209.93 km) |
| Keystone to Jefferson (Georgia) | 419.18 mi (674.61 km) |
| Keystone to Jefferson (Louisiana) | 473.45 mi (761.95 km) |
| Keystone to Jefferson City (Missouri) | 907.34 mi (1,460.22 km) |
| Keystone to Jefferson Hills (Pennsylvania) | 853.85 mi (1,374.15 km) |
| Keystone to Jefferson Valley-Yorktown (New York) | 1,037.77 mi (1,670.13 km) |
