| Calella to Popovo | 1,202.87 mi (1,935.83 km) |
| Calella to Provadia | 1,263.76 mi (2,033.83 km) |
| Calella to Radnevo | 1,192.77 mi (1,919.58 km) |
| Calella to Radomir | 1,039.74 mi (1,673.30 km) |
| Calella to Rakitovo | 1,100.65 mi (1,771.33 km) |
| Calella to Rakovski | 1,143.60 mi (1,840.45 km) |
| Calella to Razgrad | 1,216.59 mi (1,957.91 km) |
| Calella to Razlog | 1,069.84 mi (1,721.75 km) |
| Calella to Ruse | 1,188.00 mi (1,911.90 km) |
| Calella to Samokov | 1,071.53 mi (1,724.46 km) |
| Calella to Sandanski | 1,062.87 mi (1,710.53 km) |
| Calella to Sevlievo | 1,147.53 mi (1,846.76 km) |
| Calella to Shumen | 1,238.24 mi (1,992.75 km) |
| Calella to Silistra | 1,252.73 mi (2,016.07 km) |
| Calella to Sliven | 1,210.72 mi (1,948.46 km) |
