| Cities | Distance |
|---|
| Zollikon to Popovo | 898.30 mi (1,445.67 km) |
| Zollikon to Provadia | 958.14 mi (1,541.98 km) |
| Zollikon to Radnevo | 916.62 mi (1,475.16 km) |
| Zollikon to Radomir | 775.33 mi (1,247.77 km) |
| Zollikon to Rakitovo | 845.14 mi (1,360.12 km) |
| Zollikon to Rakovski | 873.62 mi (1,405.95 km) |
| Zollikon to Razgrad | 906.27 mi (1,458.50 km) |
| Zollikon to Razlog | 821.85 mi (1,322.63 km) |
| Zollikon to Ruse | 872.60 mi (1,404.31 km) |
| Zollikon to Samokov | 809.40 mi (1,302.60 km) |
| Zollikon to Sandanski | 825.77 mi (1,328.95 km) |
| Zollikon to Sevlievo | 856.66 mi (1,378.65 km) |
| Zollikon to Shumen | 932.33 mi (1,500.44 km) |
| Zollikon to Silistra | 925.72 mi (1,489.80 km) |
| Zollikon to Sliven | 922.53 mi (1,484.67 km) |
