| Daly City to Popovo | 6,503.94 mi (10,467.07 km) |
| Daly City to Provadia | 6,538.93 mi (10,523.39 km) |
| Daly City to Radnevo | 6,563.67 mi (10,563.21 km) |
| Daly City to Radomir | 6,482.18 mi (10,432.06 km) |
| Daly City to Rakitovo | 6,542.99 mi (10,529.92 km) |
| Daly City to Rakovski | 6,543.53 mi (10,530.80 km) |
| Daly City to Razgrad | 6,498.22 mi (10,457.88 km) |
| Daly City to Razlog | 6,535.21 mi (10,517.40 km) |
| Daly City to Ruse | 6,468.39 mi (10,409.87 km) |
| Daly City to Samokov | 6,509.13 mi (10,475.44 km) |
| Daly City to Sandanski | 6,550.46 mi (10,541.95 km) |
| Daly City to Sevlievo | 6,500.66 mi (10,461.80 km) |
| Daly City to Shumen | 6,522.50 mi (10,496.96 km) |
| Daly City to Silistra | 6,476.32 mi (10,422.62 km) |
| Daly City to Sliven | 6,547.99 mi (10,537.98 km) |
