| Roman to Joliet (Illinois) | 5,146.36 mi (8,282.27 km) |
| Roman to Jonesboro (Arkansas) | 5,538.40 mi (8,913.19 km) |
| Roman to Joplin (Missouri) | 5,597.16 mi (9,007.76 km) |
| Roman to Joppatowne (Maryland) | 4,833.83 mi (7,779.29 km) |
| Roman to Juana Díaz (Puerto Rico) | 5,471.74 mi (8,805.91 km) |
| Roman to Junction City (Kansas) | 5,562.04 mi (8,951.25 km) |
| Roman to Juneau (Alaska) | 5,076.14 mi (8,169.27 km) |
| Roman to Jupiter (Florida) | 5,613.20 mi (9,033.57 km) |
| Roman to Jupiter Farms (Florida) | 5,617.40 mi (9,040.33 km) |
| Roman to Jurupa Valley (California) | 6,423.62 mi (10,337.82 km) |
| Roman to Justice (Illinois) | 5,123.68 mi (8,245.77 km) |
| Roman to Kahului (Hawaii) | 7,747.39 mi (12,468.22 km) |
| Roman to Kailua (Hawaii) | 7,707.21 mi (12,403.56 km) |
| Roman to Kalamazoo (Michigan) | 5,020.91 mi (8,080.38 km) |
| Roman to Kalispell (Montana) | 5,462.42 mi (8,790.92 km) |
