| Rietberg to Kinston (North Carolina) | 4,196.57 mi (6,753.72 km) |
| Rietberg to Kirkland (Washington) | 4,970.06 mi (7,998.54 km) |
| Rietberg to Kirksville (Missouri) | 4,515.46 mi (7,266.93 km) |
| Rietberg to Kirkwood (Missouri) | 4,521.46 mi (7,276.59 km) |
| Rietberg to Kiryas Joel (New York) | 3,774.40 mi (6,074.30 km) |
| Rietberg to Kissimmee (Florida) | 4,700.77 mi (7,565.16 km) |
| Rietberg to Klamath Falls (Oregon) | 5,289.83 mi (8,513.16 km) |
| Rietberg to Knightdale (North Carolina) | 4,207.22 mi (6,770.86 km) |
| Rietberg to Knik-Fairview (Alaska) | 4,515.37 mi (7,266.79 km) |
| Rietberg to Knoxville (Tennessee) | 4,411.43 mi (7,099.50 km) |
| Rietberg to Kokomo (Indiana) | 4,269.82 mi (6,871.61 km) |
| Rietberg to Kuna (Idaho) | 5,075.95 mi (8,168.96 km) |
| Rietberg to Kyle (Texas) | 5,249.31 mi (8,447.95 km) |
| Rietberg to La Cañada Flintridge (California) | 5,675.66 mi (9,134.09 km) |
| Rietberg to La Crescenta-Montrose (California) | 5,675.32 mi (9,133.54 km) |
