| Geislingen an der Steige to Cloverly (Maryland) | 4,137.90 mi (6,659.31 km) |
| Geislingen an der Steige to Clovis (California) | 5,769.47 mi (9,285.07 km) |
| Geislingen an der Steige to Clovis (New Mexico) | 5,376.18 mi (8,652.13 km) |
| Geislingen an der Steige to Clute (Texas) | 5,371.59 mi (8,644.75 km) |
| Geislingen an der Steige to Coachella (California) | 5,848.97 mi (9,413.00 km) |
| Geislingen an der Steige to Coalinga (California) | 5,828.40 mi (9,379.90 km) |
| Geislingen an der Steige to Coamo (Puerto Rico) | 4,663.37 mi (7,504.97 km) |
| Geislingen an der Steige to Coatesville (Pennsylvania) | 4,050.76 mi (6,519.07 km) |
| Geislingen an der Steige to Cockeysville (Maryland) | 4,106.12 mi (6,608.16 km) |
| Geislingen an der Steige to Cocoa (Florida) | 4,800.21 mi (7,725.19 km) |
| Geislingen an der Steige to Cocoa Beach (Florida) | 4,796.61 mi (7,719.40 km) |
| Geislingen an der Steige to Coconut Creek (Florida) | 4,878.27 mi (7,850.82 km) |
| Geislingen an der Steige to Coeur d'Alene (Idaho) | 5,054.93 mi (8,135.13 km) |
| Geislingen an der Steige to Cohoes (New York) | 3,845.29 mi (6,188.40 km) |
| Geislingen an der Steige to Cold Springs (Nevada) | 5,607.82 mi (9,024.91 km) |
