| Drogheda to Cloverly (Maryland) | 3,361.54 mi (5,409.88 km) |
| Drogheda to Clovis (California) | 5,030.55 mi (8,095.89 km) |
| Drogheda to Clovis (New Mexico) | 4,599.15 mi (7,401.62 km) |
| Drogheda to Clute (Texas) | 4,590.44 mi (7,387.60 km) |
| Drogheda to Coachella (California) | 5,093.20 mi (8,196.71 km) |
| Drogheda to Coalinga (California) | 5,089.77 mi (8,191.20 km) |
| Drogheda to Coamo (Puerto Rico) | 4,000.88 mi (6,438.80 km) |
| Drogheda to Coatesville (Pennsylvania) | 3,274.25 mi (5,269.40 km) |
| Drogheda to Cockeysville (Maryland) | 3,329.57 mi (5,358.42 km) |
| Drogheda to Cocoa (Florida) | 4,039.37 mi (6,500.74 km) |
| Drogheda to Cocoa Beach (Florida) | 4,036.20 mi (6,495.64 km) |
| Drogheda to Coconut Creek (Florida) | 4,124.25 mi (6,637.33 km) |
| Drogheda to Coeur d'Alene (Idaho) | 4,338.82 mi (6,982.65 km) |
| Drogheda to Cohoes (New York) | 3,066.65 mi (4,935.30 km) |
| Drogheda to Cold Springs (Nevada) | 4,877.29 mi (7,849.24 km) |
