| Momchilgrad to Kinston (North Carolina) | 5,237.19 mi (8,428.44 km) |
| Momchilgrad to Kirkland (Washington) | 5,961.32 mi (9,593.82 km) |
| Momchilgrad to Kirksville (Missouri) | 5,583.85 mi (8,986.33 km) |
| Momchilgrad to Kirkwood (Missouri) | 5,588.52 mi (8,993.86 km) |
| Momchilgrad to Kiryas Joel (New York) | 4,826.47 mi (7,767.45 km) |
| Momchilgrad to Kissimmee (Florida) | 5,728.14 mi (9,218.55 km) |
| Momchilgrad to Klamath Falls (Oregon) | 6,299.13 mi (10,137.47 km) |
| Momchilgrad to Knightdale (North Carolina) | 5,251.71 mi (8,451.81 km) |
| Momchilgrad to Knik-Fairview (Alaska) | 5,311.89 mi (8,548.66 km) |
| Momchilgrad to Knoxville (Tennessee) | 5,467.50 mi (8,799.09 km) |
| Momchilgrad to Kokomo (Indiana) | 5,335.57 mi (8,586.78 km) |
| Momchilgrad to Kuna (Idaho) | 6,101.77 mi (9,819.84 km) |
| Momchilgrad to Kyle (Texas) | 6,315.41 mi (10,163.67 km) |
| Momchilgrad to La Cañada Flintridge (California) | 6,716.93 mi (10,809.85 km) |
| Momchilgrad to La Crescenta-Montrose (California) | 6,716.43 mi (10,809.05 km) |
