| San Lorenzo de El Escorial to Kinston (North Carolina) | 3,901.83 mi (6,279.39 km) |
| San Lorenzo de El Escorial to Kirkland (Washington) | 5,255.60 mi (8,458.08 km) |
| San Lorenzo de El Escorial to Kirksville (Missouri) | 4,433.08 mi (7,134.36 km) |
| San Lorenzo de El Escorial to Kirkwood (Missouri) | 4,395.80 mi (7,074.35 km) |
| San Lorenzo de El Escorial to Kiryas Joel (New York) | 3,547.89 mi (5,709.78 km) |
| San Lorenzo de El Escorial to Kissimmee (Florida) | 4,344.83 mi (6,992.33 km) |
| San Lorenzo de El Escorial to Klamath Falls (Oregon) | 5,516.29 mi (8,877.62 km) |
| San Lorenzo de El Escorial to Knightdale (North Carolina) | 3,928.76 mi (6,322.73 km) |
| San Lorenzo de El Escorial to Knik-Fairview (Alaska) | 5,122.04 mi (8,243.12 km) |
| San Lorenzo de El Escorial to Knoxville (Tennessee) | 4,186.89 mi (6,738.14 km) |
| San Lorenzo de El Escorial to Kokomo (Indiana) | 4,132.64 mi (6,650.84 km) |
| San Lorenzo de El Escorial to Kuna (Idaho) | 5,262.20 mi (8,468.70 km) |
| San Lorenzo de El Escorial to Kyle (Texas) | 5,085.22 mi (8,183.88 km) |
| San Lorenzo de El Escorial to La Cañada Flintridge (California) | 5,782.68 mi (9,306.33 km) |
| San Lorenzo de El Escorial to La Crescenta-Montrose (California) | 5,782.97 mi (9,306.79 km) |
