| Carlow to Ramnicu Sarat | 1,603.93 mi (2,581.27 km) |
| Carlow to Ramnicu Valcea | 1,502.55 mi (2,418.13 km) |
| Carlow to Rasnov | 1,529.88 mi (2,462.10 km) |
| Carlow to Reghin | 1,458.25 mi (2,346.83 km) |
| Carlow to Resita | 1,392.89 mi (2,241.64 km) |
| Carlow to Roman | 1,545.87 mi (2,487.84 km) |
| Carlow to Rosiori de Vede | 1,565.47 mi (2,519.38 km) |
| Carlow to Rovinari | 1,459.65 mi (2,349.08 km) |
| Carlow to Roznov | 1,531.47 mi (2,464.67 km) |
| Carlow to Sabaoani | 1,539.74 mi (2,477.98 km) |
| Carlow to Sacele | 1,539.29 mi (2,477.25 km) |
| Carlow to Sacueni | 1,330.73 mi (2,141.60 km) |
| Carlow to Salcea | 1,499.88 mi (2,413.82 km) |
| Carlow to Salonta | 1,330.34 mi (2,140.97 km) |
| Carlow to Sangeorgiu de Mures | 1,455.66 mi (2,342.66 km) |
