| Cities | Distance |
|---|---|
| Vulcan to Popovo | 201.99 mi (325.07 km) |
| Vulcan to Provadia | 254.96 mi (410.32 km) |
| Vulcan to Radnevo | 250.27 mi (402.77 km) |
| Vulcan to Radomir | 196.34 mi (315.99 km) |
| Vulcan to Rakitovo | 238.07 mi (383.14 km) |
| Vulcan to Rakovski | 229.38 mi (369.16 km) |
| Vulcan to Razgrad | 203.93 mi (328.20 km) |
| Vulcan to Razlog | 241.83 mi (389.19 km) |
| Vulcan to Ruse | 169.52 mi (272.82 km) |
| Vulcan to Samokov | 210.73 mi (339.14 km) |
| Vulcan to Sandanski | 263.45 mi (423.99 km) |
| Vulcan to Sevlievo | 186.08 mi (299.47 km) |
| Vulcan to Shumen | 231.05 mi (371.85 km) |
| Vulcan to Silistra | 213.42 mi (343.46 km) |
| Vulcan to Sliven | 239.91 mi (386.11 km) |