| Killarney to Romeoville (Illinois) | 3,597.07 mi (5,788.92 km) |
| Killarney to Romulus (Michigan) | 3,382.90 mi (5,444.25 km) |
| Killarney to Ronkonkoma (New York) | 3,023.96 mi (4,866.60 km) |
| Killarney to Roosevelt (New York) | 3,048.27 mi (4,905.72 km) |
| Killarney to Rosamond (California) | 5,057.68 mi (8,139.55 km) |
| Killarney to Rosaryville (Maryland) | 3,265.38 mi (5,255.12 km) |
| Killarney to Roscoe (Illinois) | 3,597.47 mi (5,789.56 km) |
| Killarney to Rose Hill (Virginia) | 3,276.23 mi (5,272.58 km) |
| Killarney to Roseburg (Oregon) | 4,764.88 mi (7,668.34 km) |
| Killarney to Rosedale (California) | 5,062.89 mi (8,147.94 km) |
| Killarney to Rosedale (Maryland) | 3,227.72 mi (5,194.51 km) |
| Killarney to Roselle (Illinois) | 3,581.01 mi (5,763.08 km) |
| Killarney to Roselle (New Jersey) | 3,077.53 mi (4,952.80 km) |
| Killarney to Roselle Park (New Jersey) | 3,077.28 mi (4,952.40 km) |
| Killarney to Rosemead (California) | 5,096.80 mi (8,202.50 km) |
