| San Lorenzo de El Escorial to Joliet (Illinois) | 4,188.07 mi (6,740.05 km) |
| San Lorenzo de El Escorial to Jonesboro (Arkansas) | 4,511.13 mi (7,259.96 km) |
| San Lorenzo de El Escorial to Joplin (Missouri) | 4,638.91 mi (7,465.60 km) |
| San Lorenzo de El Escorial to Joppatowne (Maryland) | 3,708.35 mi (5,968.01 km) |
| San Lorenzo de El Escorial to Juana Díaz (Puerto Rico) | 3,976.34 mi (6,399.30 km) |
| San Lorenzo de El Escorial to Junction City (Kansas) | 4,667.30 mi (7,511.29 km) |
| San Lorenzo de El Escorial to Juneau (Alaska) | 5,016.30 mi (8,072.96 km) |
| San Lorenzo de El Escorial to Jupiter (Florida) | 4,331.76 mi (6,971.30 km) |
| San Lorenzo de El Escorial to Jupiter Farms (Florida) | 4,337.09 mi (6,979.88 km) |
| San Lorenzo de El Escorial to Jurupa Valley (California) | 5,763.78 mi (9,275.90 km) |
| San Lorenzo de El Escorial to Justice (Illinois) | 4,166.02 mi (6,704.56 km) |
| San Lorenzo de El Escorial to Kahului (Hawaii) | 7,832.30 mi (12,604.87 km) |
| San Lorenzo de El Escorial to Kailua (Hawaii) | 7,829.98 mi (12,601.13 km) |
| San Lorenzo de El Escorial to Kalamazoo (Michigan) | 4,047.57 mi (6,513.94 km) |
| San Lorenzo de El Escorial to Kalispell (Montana) | 4,968.11 mi (7,995.40 km) |
