| Cities | Distance |
|---|
| Sumbas to Popovo | 656.82 mi (1,057.05 km) |
| Sumbas to Provadia | 601.53 mi (968.06 km) |
| Sumbas to Radnevo | 631.32 mi (1,016.01 km) |
| Sumbas to Radomir | 775.98 mi (1,248.82 km) |
| Sumbas to Rakitovo | 707.46 mi (1,138.54 km) |
| Sumbas to Rakovski | 674.87 mi (1,086.09 km) |
| Sumbas to Razgrad | 652.76 mi (1,050.52 km) |
| Sumbas to Razlog | 734.43 mi (1,181.95 km) |
| Sumbas to Ruse | 687.27 mi (1,106.06 km) |
| Sumbas to Samokov | 741.83 mi (1,193.86 km) |
| Sumbas to Sandanski | 736.09 mi (1,184.63 km) |
| Sumbas to Sevlievo | 692.26 mi (1,114.09 km) |
| Sumbas to Shumen | 625.66 mi (1,006.91 km) |
| Sumbas to Silistra | 649.85 mi (1,045.84 km) |
| Sumbas to Sliven | 627.13 mi (1,009.27 km) |
