| Mugnano di Napoli to Jeffersonville (Indiana) | 4,994.90 mi (8,038.51 km) |
| Mugnano di Napoli to Jenison (Michigan) | 4,805.57 mi (7,733.82 km) |
| Mugnano di Napoli to Jenks (Oklahoma) | 5,526.27 mi (8,893.68 km) |
| Mugnano di Napoli to Jennings (Missouri) | 5,167.79 mi (8,316.75 km) |
| Mugnano di Napoli to Jensen Beach (Florida) | 5,227.81 mi (8,413.35 km) |
| Mugnano di Napoli to Jericho (New York) | 4,369.50 mi (7,032.04 km) |
| Mugnano di Napoli to Jerome (Idaho) | 5,834.22 mi (9,389.26 km) |
| Mugnano di Napoli to Jersey City (New Jersey) | 4,395.35 mi (7,073.64 km) |
| Mugnano di Napoli to Jessup (Maryland) | 4,574.85 mi (7,362.50 km) |
| Mugnano di Napoli to Johns Creek (Georgia) | 5,116.00 mi (8,233.41 km) |
| Mugnano di Napoli to Johnson City (New York) | 4,425.59 mi (7,122.30 km) |
| Mugnano di Napoli to Johnson City (Tennessee) | 4,936.46 mi (7,944.46 km) |
| Mugnano di Napoli to Johnston (Iowa) | 5,169.81 mi (8,320.00 km) |
| Mugnano di Napoli to Johnstown (Colorado) | 5,648.84 mi (9,090.93 km) |
| Mugnano di Napoli to Johnstown (Pennsylvania) | 4,622.35 mi (7,438.95 km) |
