| Tulcea to Kinston (North Carolina) | 5,229.07 mi (8,415.38 km) |
| Tulcea to Kirkland (Washington) | 5,782.78 mi (9,306.49 km) |
| Tulcea to Kirksville (Missouri) | 5,511.40 mi (8,869.74 km) |
| Tulcea to Kirkwood (Missouri) | 5,528.26 mi (8,896.87 km) |
| Tulcea to Kiryas Joel (New York) | 4,803.32 mi (7,730.20 km) |
| Tulcea to Kissimmee (Florida) | 5,734.40 mi (9,228.62 km) |
| Tulcea to Klamath Falls (Oregon) | 6,130.78 mi (9,866.54 km) |
| Tulcea to Knightdale (North Carolina) | 5,238.77 mi (8,430.99 km) |
| Tulcea to Knik-Fairview (Alaska) | 5,064.14 mi (8,149.94 km) |
| Tulcea to Knoxville (Tennessee) | 5,436.92 mi (8,749.88 km) |
| Tulcea to Kokomo (Indiana) | 5,281.67 mi (8,500.02 km) |
| Tulcea to Kuna (Idaho) | 5,947.36 mi (9,571.35 km) |
| Tulcea to Kyle (Texas) | 6,257.99 mi (10,071.26 km) |
| Tulcea to La Cañada Flintridge (California) | 6,574.89 mi (10,581.27 km) |
| Tulcea to La Crescenta-Montrose (California) | 6,574.23 mi (10,580.20 km) |
