| Ritterhude to Castle Rock (Colorado) | 4,918.98 mi (7,916.33 km) |
| Ritterhude to Castro Valley (California) | 5,502.77 mi (8,855.85 km) |
| Ritterhude to Catalina Foothills (Arizona) | 5,512.53 mi (8,871.56 km) |
| Ritterhude to Cataño (Puerto Rico) | 4,583.82 mi (7,376.95 km) |
| Ritterhude to Cathedral City (California) | 5,587.41 mi (8,992.06 km) |
| Ritterhude to Catonsville (Maryland) | 3,945.63 mi (6,349.87 km) |
| Ritterhude to Cave Spring (Virginia) | 4,170.25 mi (6,711.36 km) |
| Ritterhude to Cayce (South Carolina) | 4,375.98 mi (7,042.46 km) |
| Ritterhude to Cayey (Puerto Rico) | 4,601.90 mi (7,406.03 km) |
| Ritterhude to Cedar City (Utah) | 5,262.49 mi (8,469.17 km) |
| Ritterhude to Cedar Falls (Iowa) | 4,347.51 mi (6,996.65 km) |
| Ritterhude to Cedar Hill (Texas) | 5,035.69 mi (8,104.16 km) |
| Ritterhude to Cedar Lake (Indiana) | 4,233.83 mi (6,813.69 km) |
| Ritterhude to Cedar Mill (Oregon) | 5,041.54 mi (8,113.57 km) |
| Ritterhude to Cedar Park (Texas) | 5,180.60 mi (8,337.36 km) |
