| Killarney to Cicero (Illinois) | 3,574.18 mi (5,752.08 km) |
| Killarney to Cimarron Hills (Colorado) | 4,364.03 mi (7,023.23 km) |
| Killarney to Cincinnati (Ohio) | 3,564.69 mi (5,736.81 km) |
| Killarney to Cinco Ranch (Texas) | 4,475.86 mi (7,203.20 km) |
| Killarney to Circleville (Ohio) | 3,479.90 mi (5,600.36 km) |
| Killarney to Citrus (California) | 5,087.50 mi (8,187.54 km) |
| Killarney to Citrus Heights (California) | 4,949.90 mi (7,966.10 km) |
| Killarney to Citrus Park (Florida) | 4,010.56 mi (6,454.38 km) |
| Killarney to Claiborne (Louisiana) | 4,190.61 mi (6,744.13 km) |
| Killarney to Claremont (California) | 5,080.90 mi (8,176.93 km) |
| Killarney to Claremont (New Hampshire) | 2,886.63 mi (4,645.58 km) |
| Killarney to Claremore (Oklahoma) | 4,142.28 mi (6,666.36 km) |
| Killarney to Clarksburg (Maryland) | 3,263.61 mi (5,252.28 km) |
| Killarney to Clarksburg (West Virginia) | 3,387.23 mi (5,451.22 km) |
| Killarney to Clarksdale (Mississippi) | 4,043.25 mi (6,506.98 km) |
