| Mettlach to Cloverly (Maryland) | 3,979.95 mi (6,405.11 km) |
| Mettlach to Clovis (California) | 5,630.03 mi (9,060.66 km) |
| Mettlach to Clovis (New Mexico) | 5,223.87 mi (8,407.01 km) |
| Mettlach to Clute (Texas) | 5,214.56 mi (8,392.02 km) |
| Mettlach to Coachella (California) | 5,704.49 mi (9,180.49 km) |
| Mettlach to Coalinga (California) | 5,689.07 mi (9,155.67 km) |
| Mettlach to Coamo (Puerto Rico) | 4,516.20 mi (7,268.12 km) |
| Mettlach to Coatesville (Pennsylvania) | 3,892.82 mi (6,264.89 km) |
| Mettlach to Cockeysville (Maryland) | 3,948.18 mi (6,353.98 km) |
| Mettlach to Cocoa (Florida) | 4,642.33 mi (7,471.10 km) |
| Mettlach to Cocoa Beach (Florida) | 4,638.75 mi (7,465.35 km) |
| Mettlach to Coconut Creek (Florida) | 4,720.81 mi (7,597.41 km) |
| Mettlach to Coeur d'Alene (Idaho) | 4,921.33 mi (7,920.12 km) |
| Mettlach to Cohoes (New York) | 3,687.62 mi (5,934.65 km) |
| Mettlach to Cold Springs (Nevada) | 5,470.67 mi (8,804.19 km) |
