| Prospect Heights to Jacksonville (North Carolina) | 763.62 mi (1,228.93 km) |
| Prospect Heights to Jacksonville (Texas) | 808.24 mi (1,300.74 km) |
| Prospect Heights to Jacksonville Beach (Florida) | 893.65 mi (1,438.19 km) |
| Prospect Heights to James Island (South Carolina) | 780.91 mi (1,256.75 km) |
| Prospect Heights to Jamestown (New York) | 445.30 mi (716.64 km) |
| Prospect Heights to Jamestown (North Dakota) | 624.94 mi (1,005.74 km) |
| Prospect Heights to Janesville (Wisconsin) | 68.48 mi (110.21 km) |
| Prospect Heights to Jasmine Estates (Florida) | 998.44 mi (1,606.84 km) |
| Prospect Heights to Jasper (Alabama) | 571.35 mi (919.49 km) |
| Prospect Heights to Jasper (Indiana) | 261.60 mi (421.00 km) |
| Prospect Heights to Jefferson (Georgia) | 598.31 mi (962.89 km) |
| Prospect Heights to Jefferson (Louisiana) | 848.10 mi (1,364.89 km) |
| Prospect Heights to Jefferson City (Missouri) | 331.25 mi (533.09 km) |
| Prospect Heights to Jefferson Hills (Pennsylvania) | 433.82 mi (698.17 km) |
| Prospect Heights to Jefferson Valley-Yorktown (New York) | 729.78 mi (1,174.47 km) |
