| Killarney to Clarkston (Georgia) | 3,801.13 mi (6,117.32 km) |
| Killarney to Clarksville (Indiana) | 3,653.13 mi (5,879.14 km) |
| Killarney to Clarksville (Tennessee) | 3,798.40 mi (6,112.93 km) |
| Killarney to Clawson (Michigan) | 3,360.85 mi (5,408.77 km) |
| Killarney to Clay (Alabama) | 3,904.86 mi (6,284.27 km) |
| Killarney to Clayton (California) | 5,012.49 mi (8,066.83 km) |
| Killarney to Clayton (Missouri) | 3,821.81 mi (6,150.61 km) |
| Killarney to Clayton (North Carolina) | 3,472.95 mi (5,589.17 km) |
| Killarney to Clayton (Ohio) | 3,524.88 mi (5,672.75 km) |
| Killarney to Clearfield (Utah) | 4,510.97 mi (7,259.71 km) |
| Killarney to Clearlake (California) | 4,978.57 mi (8,012.23 km) |
| Killarney to Clearwater (Florida) | 4,023.68 mi (6,475.48 km) |
| Killarney to Cleburne (Texas) | 4,410.23 mi (7,097.59 km) |
| Killarney to Clemmons (North Carolina) | 3,536.68 mi (5,691.73 km) |
| Killarney to Clemson (South Carolina) | 3,700.45 mi (5,955.30 km) |
