| Glencullen to Rockville (Maryland) | 3,382.00 mi (5,442.80 km) |
| Glencullen to Rockville Centre (New York) | 3,169.28 mi (5,100.46 km) |
| Glencullen to Rockwall (Texas) | 4,444.17 mi (7,152.21 km) |
| Glencullen to Rocky Mount (North Carolina) | 3,553.38 mi (5,718.61 km) |
| Glencullen to Rocky Point (New York) | 3,129.02 mi (5,035.67 km) |
| Glencullen to Rocky River (Ohio) | 3,460.20 mi (5,568.66 km) |
| Glencullen to Roessleville (New York) | 3,087.50 mi (4,968.86 km) |
| Glencullen to Rogers (Arkansas) | 4,183.24 mi (6,732.28 km) |
| Glencullen to Rogers (Minnesota) | 3,731.79 mi (6,005.73 km) |
| Glencullen to Rohnert Park (California) | 5,063.60 mi (8,149.08 km) |
| Glencullen to Rolla (Missouri) | 4,010.74 mi (6,454.65 km) |
| Glencullen to Rolling Meadows (Illinois) | 3,670.72 mi (5,907.45 km) |
| Glencullen to Roma (Texas) | 4,886.01 mi (7,863.28 km) |
| Glencullen to Rome (Georgia) | 3,933.59 mi (6,330.51 km) |
| Glencullen to Rome (New York) | 3,132.40 mi (5,041.12 km) |
