| Geilenkirchen to Clarkston (Georgia) | 4,463.33 mi (7,183.03 km) |
| Geilenkirchen to Clarksville (Indiana) | 4,302.07 mi (6,923.51 km) |
| Geilenkirchen to Clarksville (Tennessee) | 4,448.85 mi (7,159.73 km) |
| Geilenkirchen to Clawson (Michigan) | 4,002.11 mi (6,440.77 km) |
| Geilenkirchen to Clay (Alabama) | 4,563.41 mi (7,344.10 km) |
| Geilenkirchen to Clayton (California) | 5,536.26 mi (8,909.75 km) |
| Geilenkirchen to Clayton (Missouri) | 4,459.53 mi (7,176.93 km) |
| Geilenkirchen to Clayton (North Carolina) | 4,139.87 mi (6,662.48 km) |
| Geilenkirchen to Clayton (Ohio) | 4,172.30 mi (6,714.67 km) |
| Geilenkirchen to Clearfield (Utah) | 5,066.79 mi (8,154.22 km) |
| Geilenkirchen to Clearlake (California) | 5,494.45 mi (8,842.46 km) |
| Geilenkirchen to Clearwater (Florida) | 4,695.50 mi (7,556.68 km) |
| Geilenkirchen to Cleburne (Texas) | 5,048.61 mi (8,124.96 km) |
| Geilenkirchen to Clemmons (North Carolina) | 4,200.40 mi (6,759.89 km) |
| Geilenkirchen to Clemson (South Carolina) | 4,363.19 mi (7,021.87 km) |
