| Jefferson to Popovo | 5,497.92 mi (8,848.04 km) |
| Jefferson to Provadia | 5,552.57 mi (8,935.99 km) |
| Jefferson to Radnevo | 5,530.19 mi (8,899.98 km) |
| Jefferson to Radomir | 5,397.92 mi (8,687.11 km) |
| Jefferson to Rakitovo | 5,467.80 mi (8,799.58 km) |
| Jefferson to Rakovski | 5,491.35 mi (8,837.48 km) |
| Jefferson to Razgrad | 5,501.41 mi (8,853.67 km) |
| Jefferson to Razlog | 5,446.40 mi (8,765.13 km) |
| Jefferson to Ruse | 5,466.91 mi (8,798.15 km) |
| Jefferson to Samokov | 5,431.53 mi (8,741.21 km) |
| Jefferson to Sandanski | 5,451.59 mi (8,773.49 km) |
| Jefferson to Sevlievo | 5,466.66 mi (8,797.74 km) |
| Jefferson to Shumen | 5,528.52 mi (8,897.30 km) |
| Jefferson to Silistra | 5,505.81 mi (8,860.74 km) |
| Jefferson to Sliven | 5,530.11 mi (8,899.85 km) |
