| Carol Stream to Popovo | 5,277.76 mi (8,493.73 km) |
| Carol Stream to Provadia | 5,327.90 mi (8,574.43 km) |
| Carol Stream to Radnevo | 5,319.15 mi (8,560.35 km) |
| Carol Stream to Radomir | 5,199.27 mi (8,367.41 km) |
| Carol Stream to Rakitovo | 5,268.05 mi (8,478.10 km) |
| Carol Stream to Rakovski | 5,285.07 mi (8,505.50 km) |
| Carol Stream to Razgrad | 5,278.58 mi (8,495.05 km) |
| Carol Stream to Razlog | 5,250.37 mi (8,449.65 km) |
| Carol Stream to Ruse | 5,244.61 mi (8,440.38 km) |
| Carol Stream to Samokov | 5,231.63 mi (8,419.50 km) |
| Carol Stream to Sandanski | 5,258.85 mi (8,463.30 km) |
| Carol Stream to Sevlievo | 5,254.19 mi (8,455.81 km) |
| Carol Stream to Shumen | 5,305.53 mi (8,538.42 km) |
| Carol Stream to Silistra | 5,275.25 mi (8,489.70 km) |
| Carol Stream to Sliven | 5,314.34 mi (8,552.60 km) |
