| Killarney to Harrison (Wisconsin) | 3,492.30 mi (5,620.32 km) |
| Killarney to Harrisonburg (Virginia) | 3,365.01 mi (5,415.45 km) |
| Killarney to Hartford (Connecticut) | 2,965.80 mi (4,773.00 km) |
| Killarney to Hartford (Wisconsin) | 3,533.40 mi (5,686.46 km) |
| Killarney to Hartselle (Alabama) | 3,882.84 mi (6,248.83 km) |
| Killarney to Hartsville (Tennessee) | 3,758.34 mi (6,048.46 km) |
| Killarney to Harvey (Illinois) | 3,580.46 mi (5,762.19 km) |
| Killarney to Harvey (Louisiana) | 4,234.54 mi (6,814.83 km) |
| Killarney to Hasbrouck Heights (New Jersey) | 3,061.02 mi (4,926.24 km) |
| Killarney to Haslett (Michigan) | 3,401.54 mi (5,474.26 km) |
| Killarney to Hastings (Minnesota) | 3,642.92 mi (5,862.71 km) |
| Killarney to Hastings (Nebraska) | 4,042.93 mi (6,506.46 km) |
| Killarney to Hattiesburg (Mississippi) | 4,133.06 mi (6,651.52 km) |
| Killarney to Hauppauge (New York) | 3,026.83 mi (4,871.21 km) |
| Killarney to Havelock (North Carolina) | 3,442.46 mi (5,540.10 km) |
