| Alcora to Popovo | 1,376.24 mi (2,214.84 km) |
| Alcora to Provadia | 1,436.66 mi (2,312.08 km) |
| Alcora to Radnevo | 1,362.25 mi (2,192.34 km) |
| Alcora to Radomir | 1,209.83 mi (1,947.03 km) |
| Alcora to Rakitovo | 1,268.40 mi (2,041.29 km) |
| Alcora to Rakovski | 1,312.85 mi (2,112.83 km) |
| Alcora to Razgrad | 1,390.58 mi (2,237.91 km) |
| Alcora to Razlog | 1,236.98 mi (1,990.73 km) |
| Alcora to Ruse | 1,362.91 mi (2,193.40 km) |
| Alcora to Samokov | 1,240.75 mi (1,996.79 km) |
| Alcora to Sandanski | 1,228.45 mi (1,977.00 km) |
| Alcora to Sevlievo | 1,319.69 mi (2,123.83 km) |
| Alcora to Shumen | 1,411.42 mi (2,271.46 km) |
| Alcora to Silistra | 1,428.50 mi (2,298.96 km) |
| Alcora to Sliven | 1,381.74 mi (2,223.69 km) |
