| Soquel to Popovo | 6,536.99 mi (10,520.27 km) |
| Soquel to Provadia | 6,572.55 mi (10,577.50 km) |
| Soquel to Radnevo | 6,596.23 mi (10,615.60 km) |
| Soquel to Radomir | 6,513.25 mi (10,482.06 km) |
| Soquel to Rakitovo | 6,574.45 mi (10,580.56 km) |
| Soquel to Rakovski | 6,575.57 mi (10,582.36 km) |
| Soquel to Razgrad | 6,531.48 mi (10,511.41 km) |
| Soquel to Razlog | 6,566.30 mi (10,567.45 km) |
| Soquel to Ruse | 6,501.46 mi (10,463.09 km) |
| Soquel to Samokov | 6,540.44 mi (10,525.82 km) |
| Soquel to Sandanski | 6,581.35 mi (10,591.65 km) |
| Soquel to Sevlievo | 6,533.03 mi (10,513.90 km) |
| Soquel to Shumen | 6,555.90 mi (10,550.70 km) |
| Soquel to Silistra | 6,510.14 mi (10,477.06 km) |
| Soquel to Sliven | 6,580.89 mi (10,590.91 km) |
