| Santa Iria da Azoia to Popovo | 1,851.04 mi (2,978.97 km) |
| Santa Iria da Azoia to Provadia | 1,911.95 mi (3,076.98 km) |
| Santa Iria da Azoia to Radnevo | 1,840.27 mi (2,961.63 km) |
| Santa Iria da Azoia to Radomir | 1,687.39 mi (2,715.58 km) |
| Santa Iria da Azoia to Rakitovo | 1,747.37 mi (2,812.12 km) |
| Santa Iria da Azoia to Rakovski | 1,791.00 mi (2,882.34 km) |
| Santa Iria da Azoia to Razgrad | 1,864.71 mi (3,000.96 km) |
| Santa Iria da Azoia to Razlog | 1,716.24 mi (2,762.01 km) |
| Santa Iria da Azoia to Ruse | 1,835.95 mi (2,954.67 km) |
| Santa Iria da Azoia to Samokov | 1,718.88 mi (2,766.28 km) |
| Santa Iria da Azoia to Sandanski | 1,708.35 mi (2,749.32 km) |
| Santa Iria da Azoia to Sevlievo | 1,795.66 mi (2,889.83 km) |
| Santa Iria da Azoia to Shumen | 1,886.42 mi (3,035.89 km) |
| Santa Iria da Azoia to Silistra | 1,900.35 mi (3,058.32 km) |
| Santa Iria da Azoia to Sliven | 1,858.67 mi (2,991.25 km) |
