| Houthulst to Castle Rock (Colorado) | 4,827.91 mi (7,769.76 km) |
| Houthulst to Castro Valley (California) | 5,464.06 mi (8,793.56 km) |
| Houthulst to Catalina Foothills (Arizona) | 5,420.66 mi (8,723.71 km) |
| Houthulst to Cataño (Puerto Rico) | 4,331.29 mi (6,970.53 km) |
| Houthulst to Cathedral City (California) | 5,519.02 mi (8,882.01 km) |
| Houthulst to Catonsville (Maryland) | 3,774.22 mi (6,074.02 km) |
| Houthulst to Cave Spring (Virginia) | 4,000.23 mi (6,437.75 km) |
| Houthulst to Cayce (South Carolina) | 4,198.02 mi (6,756.07 km) |
| Houthulst to Cayey (Puerto Rico) | 4,348.83 mi (6,998.76 km) |
| Houthulst to Cedar City (Utah) | 5,193.01 mi (8,357.35 km) |
| Houthulst to Cedar Falls (Iowa) | 4,230.29 mi (6,807.99 km) |
| Houthulst to Cedar Hill (Texas) | 4,899.40 mi (7,884.82 km) |
| Houthulst to Cedar Lake (Indiana) | 4,098.55 mi (6,595.98 km) |
| Houthulst to Cedar Mill (Oregon) | 5,025.50 mi (8,087.77 km) |
| Houthulst to Cedar Park (Texas) | 5,040.93 mi (8,112.60 km) |
