| Morfelden-Walldorf to Kinston (North Carolina) | 4,248.26 mi (6,836.92 km) |
| Morfelden-Walldorf to Kirkland (Washington) | 5,078.68 mi (8,173.34 km) |
| Morfelden-Walldorf to Kirksville (Missouri) | 4,591.80 mi (7,389.79 km) |
| Morfelden-Walldorf to Kirkwood (Missouri) | 4,593.37 mi (7,392.31 km) |
| Morfelden-Walldorf to Kiryas Joel (New York) | 3,832.27 mi (6,167.45 km) |
| Morfelden-Walldorf to Kissimmee (Florida) | 4,746.85 mi (7,639.31 km) |
| Morfelden-Walldorf to Klamath Falls (Oregon) | 5,395.01 mi (8,682.42 km) |
| Morfelden-Walldorf to Knightdale (North Carolina) | 4,260.90 mi (6,857.25 km) |
| Morfelden-Walldorf to Knik-Fairview (Alaska) | 4,638.64 mi (7,465.18 km) |
| Morfelden-Walldorf to Knoxville (Tennessee) | 4,472.14 mi (7,197.21 km) |
| Morfelden-Walldorf to Kokomo (Indiana) | 4,339.61 mi (6,983.92 km) |
| Morfelden-Walldorf to Kuna (Idaho) | 5,177.73 mi (8,332.75 km) |
| Morfelden-Walldorf to Kyle (Texas) | 5,319.48 mi (8,560.88 km) |
| Morfelden-Walldorf to La Cañada Flintridge (California) | 5,772.55 mi (9,290.03 km) |
| Morfelden-Walldorf to La Crescenta-Montrose (California) | 5,772.26 mi (9,289.56 km) |
