| Cobh to Cloverly (Maryland) | 3,311.15 mi (5,328.78 km) |
| Cobh to Clovis (California) | 5,049.15 mi (8,125.82 km) |
| Cobh to Clovis (New Mexico) | 4,583.93 mi (7,377.13 km) |
| Cobh to Clute (Texas) | 4,550.85 mi (7,323.88 km) |
| Cobh to Coachella (California) | 5,100.23 mi (8,208.02 km) |
| Cobh to Coalinga (California) | 5,108.43 mi (8,221.22 km) |
| Cobh to Coamo (Puerto Rico) | 3,891.08 mi (6,262.09 km) |
| Cobh to Coatesville (Pennsylvania) | 3,224.15 mi (5,188.77 km) |
| Cobh to Cockeysville (Maryland) | 3,279.51 mi (5,277.86 km) |
| Cobh to Cocoa (Florida) | 3,971.91 mi (6,392.18 km) |
| Cobh to Cocoa Beach (Florida) | 3,968.40 mi (6,386.53 km) |
| Cobh to Coconut Creek (Florida) | 4,051.79 mi (6,520.73 km) |
| Cobh to Coeur d'Alene (Idaho) | 4,371.44 mi (7,035.15 km) |
| Cobh to Cohoes (New York) | 3,020.78 mi (4,861.48 km) |
| Cobh to Cold Springs (Nevada) | 4,901.07 mi (7,887.51 km) |
