| Killarney to Corinth (Mississippi) | 3,923.11 mi (6,313.64 km) |
| Killarney to Corinth (Texas) | 4,356.89 mi (7,011.73 km) |
| Killarney to Cornelius (North Carolina) | 3,583.18 mi (5,766.57 km) |
| Killarney to Cornelius (Oregon) | 4,629.85 mi (7,451.02 km) |
| Killarney to Corning (New York) | 3,130.45 mi (5,037.98 km) |
| Killarney to Corona (California) | 5,090.14 mi (8,191.79 km) |
| Killarney to Coronado (California) | 5,141.52 mi (8,274.47 km) |
| Killarney to Corpus Christi (Texas) | 4,644.70 mi (7,474.92 km) |
| Killarney to Corsicana (Texas) | 4,386.03 mi (7,058.64 km) |
| Killarney to Cortland (New York) | 3,075.81 mi (4,950.04 km) |
| Killarney to Corvallis (Oregon) | 4,688.56 mi (7,545.51 km) |
| Killarney to Coshocton (Ohio) | 3,406.73 mi (5,482.60 km) |
| Killarney to Costa Mesa (California) | 5,113.01 mi (8,228.59 km) |
| Killarney to Coto de Caza (California) | 5,105.44 mi (8,216.42 km) |
| Killarney to Cottage Grove (Minnesota) | 3,641.96 mi (5,861.16 km) |
