| Renfrew to Popovo | 1,601.27 mi (2,576.99 km) |
| Renfrew to Provadia | 1,653.10 mi (2,660.41 km) |
| Renfrew to Radnevo | 1,641.15 mi (2,641.18 km) |
| Renfrew to Radomir | 1,522.96 mi (2,450.97 km) |
| Renfrew to Rakitovo | 1,591.18 mi (2,560.76 km) |
| Renfrew to Rakovski | 1,607.11 mi (2,586.40 km) |
| Renfrew to Razgrad | 1,602.96 mi (2,579.71 km) |
| Renfrew to Razlog | 1,574.69 mi (2,534.22 km) |
| Renfrew to Ruse | 1,568.72 mi (2,524.61 km) |
| Renfrew to Samokov | 1,554.85 mi (2,502.29 km) |
| Renfrew to Sandanski | 1,584.41 mi (2,549.86 km) |
| Renfrew to Sevlievo | 1,576.25 mi (2,536.73 km) |
| Renfrew to Shumen | 1,630.03 mi (2,623.27 km) |
| Renfrew to Silistra | 1,603.20 mi (2,580.11 km) |
| Renfrew to Sliven | 1,636.89 mi (2,634.32 km) |
