| Knokke-Heist to Carlsbad (New Mexico) | 5,178.79 mi (8,334.45 km) |
| Knokke-Heist to Carmel (Indiana) | 4,116.67 mi (6,625.14 km) |
| Knokke-Heist to Carmichael (California) | 5,379.51 mi (8,657.48 km) |
| Knokke-Heist to Carney (Maryland) | 3,763.70 mi (6,057.09 km) |
| Knokke-Heist to Carnot-Moon (Pennsylvania) | 3,860.33 mi (6,212.60 km) |
| Knokke-Heist to Carol Stream (Illinois) | 4,098.89 mi (6,596.53 km) |
| Knokke-Heist to Carolina (Puerto Rico) | 4,342.19 mi (6,988.07 km) |
| Knokke-Heist to Carolina Forest (South Carolina) | 4,125.06 mi (6,638.65 km) |
| Knokke-Heist to Carpentersville (Illinois) | 4,095.10 mi (6,590.42 km) |
| Knokke-Heist to Carpinteria (California) | 5,574.59 mi (8,971.43 km) |
| Knokke-Heist to Carrboro (North Carolina) | 4,028.95 mi (6,483.97 km) |
| Knokke-Heist to Carroll (Iowa) | 4,337.41 mi (6,980.38 km) |
| Knokke-Heist to Carrollton (Georgia) | 4,385.10 mi (7,057.13 km) |
| Knokke-Heist to Carrollton (Texas) | 4,876.54 mi (7,848.03 km) |
| Knokke-Heist to Carrollwood (Florida) | 4,556.19 mi (7,332.47 km) |
