| Killarney to Mountain Brook (Alabama) | 3,920.28 mi (6,309.08 km) |
| Killarney to Mountain Home (Arkansas) | 4,013.12 mi (6,458.50 km) |
| Killarney to Mountain Home (Idaho) | 4,528.30 mi (7,287.59 km) |
| Killarney to Mountain House (California) | 5,009.55 mi (8,062.09 km) |
| Killarney to Mountain Park (Georgia) | 3,794.98 mi (6,107.42 km) |
| Killarney to Mountain Top (Pennsylvania) | 3,125.36 mi (5,029.78 km) |
| Killarney to Mountain View (California) | 5,047.37 mi (8,122.95 km) |
| Killarney to Mountlake Terrace (Washington) | 4,484.67 mi (7,217.38 km) |
| Killarney to Mukilteo (Washington) | 4,478.22 mi (7,207.00 km) |
| Killarney to Muncie (Indiana) | 3,553.17 mi (5,718.27 km) |
| Killarney to Mundelein (Illinois) | 3,565.26 mi (5,737.72 km) |
| Killarney to Munhall (Pennsylvania) | 3,321.42 mi (5,345.30 km) |
| Killarney to Munster (Indiana) | 3,577.31 mi (5,757.12 km) |
| Killarney to Murfreesboro (Tennessee) | 3,794.29 mi (6,106.31 km) |
| Killarney to Murphy (Texas) | 4,344.86 mi (6,992.38 km) |
