| Weslaco to Popovo | 6,473.60 mi (10,418.25 km) |
| Weslaco to Provadia | 6,525.96 mi (10,502.52 km) |
| Weslaco to Radnevo | 6,510.64 mi (10,477.86 km) |
| Weslaco to Radomir | 6,383.94 mi (10,273.95 km) |
| Weslaco to Rakitovo | 6,453.50 mi (10,385.90 km) |
| Weslaco to Rakovski | 6,474.03 mi (10,418.95 km) |
| Weslaco to Razgrad | 6,475.67 mi (10,421.59 km) |
| Weslaco to Razlog | 6,433.73 mi (10,354.08 km) |
| Weslaco to Ruse | 6,441.37 mi (10,366.39 km) |
| Weslaco to Samokov | 6,417.07 mi (10,327.27 km) |
| Weslaco to Sandanski | 6,440.39 mi (10,364.80 km) |
| Weslaco to Sevlievo | 6,446.23 mi (10,374.21 km) |
| Weslaco to Shumen | 6,502.76 mi (10,465.19 km) |
| Weslaco to Silistra | 6,475.81 mi (10,421.80 km) |
| Weslaco to Sliven | 6,508.16 mi (10,473.87 km) |
