| Houthulst to Carson (California) | 5,575.65 mi (8,973.15 km) |
| Houthulst to Carson City (Nevada) | 5,312.87 mi (8,550.23 km) |
| Houthulst to Carteret (New Jersey) | 3,613.51 mi (5,815.38 km) |
| Houthulst to Cartersville (Georgia) | 4,340.71 mi (6,985.70 km) |
| Houthulst to Carthage (Missouri) | 4,564.87 mi (7,346.45 km) |
| Houthulst to Cary (Illinois) | 4,089.47 mi (6,581.36 km) |
| Houthulst to Cary (North Carolina) | 4,019.28 mi (6,468.41 km) |
| Houthulst to Casa de Oro-Mount Helix (California) | 5,596.82 mi (9,007.21 km) |
| Houthulst to Casa Grande (Arizona) | 5,416.89 mi (8,717.65 km) |
| Houthulst to Casas Adobes (Arizona) | 5,422.93 mi (8,727.35 km) |
| Houthulst to Cascades (Virginia) | 3,810.25 mi (6,132.00 km) |
| Houthulst to Casper (Wyoming) | 4,692.76 mi (7,552.26 km) |
| Houthulst to Casselberry (Florida) | 4,468.50 mi (7,191.35 km) |
| Houthulst to Castaic (California) | 5,550.02 mi (8,931.90 km) |
| Houthulst to Castle Pines (Colorado) | 4,823.91 mi (7,763.33 km) |
