| Terrell to Popovo | 6,050.92 mi (9,738.01 km) |
| Terrell to Provadia | 6,101.65 mi (9,819.65 km) |
| Terrell to Radnevo | 6,091.13 mi (9,802.73 km) |
| Terrell to Radomir | 5,969.09 mi (9,606.32 km) |
| Terrell to Rakitovo | 6,038.16 mi (9,717.48 km) |
| Terrell to Rakovski | 6,056.28 mi (9,746.65 km) |
| Terrell to Razgrad | 6,052.06 mi (9,739.85 km) |
| Terrell to Razlog | 6,019.79 mi (9,687.92 km) |
| Terrell to Ruse | 6,017.99 mi (9,685.02 km) |
| Terrell to Samokov | 6,001.72 mi (9,658.83 km) |
| Terrell to Sandanski | 6,027.68 mi (9,700.61 km) |
| Terrell to Sevlievo | 6,026.30 mi (9,698.39 km) |
| Terrell to Shumen | 6,079.06 mi (9,783.30 km) |
| Terrell to Silistra | 6,049.57 mi (9,735.83 km) |
| Terrell to Sliven | 6,086.97 mi (9,796.03 km) |
