| North Augusta to Popovo | 5,462.17 mi (8,790.52 km) |
| North Augusta to Provadia | 5,517.51 mi (8,879.57 km) |
| North Augusta to Radnevo | 5,492.77 mi (8,839.76 km) |
| North Augusta to Radomir | 5,358.63 mi (8,623.87 km) |
| North Augusta to Rakitovo | 5,428.55 mi (8,736.41 km) |
| North Augusta to Rakovski | 5,453.18 mi (8,776.05 km) |
| North Augusta to Razgrad | 5,466.13 mi (8,796.89 km) |
| North Augusta to Razlog | 5,406.55 mi (8,701.01 km) |
| North Augusta to Ruse | 5,431.61 mi (8,741.34 km) |
| North Augusta to Samokov | 5,392.39 mi (8,678.21 km) |
| North Augusta to Sandanski | 5,411.18 mi (8,708.45 km) |
| North Augusta to Sevlievo | 5,429.62 mi (8,738.13 km) |
| North Augusta to Shumen | 5,493.22 mi (8,840.48 km) |
| North Augusta to Silistra | 5,471.90 mi (8,806.17 km) |
| North Augusta to Sliven | 5,493.52 mi (8,840.96 km) |
