| Rio Grande City to Rury | 6,001.47 mi (9,658.43 km) |
| Rio Grande City to Rybnik | 5,915.24 mi (9,519.66 km) |
| Rio Grande City to Ryki | 5,964.72 mi (9,599.29 km) |
| Rio Grande City to Rypin | 5,821.05 mi (9,368.08 km) |
| Rio Grande City to Rzeszow | 6,037.39 mi (9,716.25 km) |
| Rio Grande City to Sandomierz | 6,000.31 mi (9,656.57 km) |
| Rio Grande City to Sanok | 6,066.17 mi (9,762.56 km) |
| Rio Grande City to Sedziszow Malopolski | 6,025.66 mi (9,697.36 km) |
| Rio Grande City to Sepolno Krajenskie | 5,741.64 mi (9,240.28 km) |
| Rio Grande City to Sidlice | 5,740.47 mi (9,238.39 km) |
| Rio Grande City to Siechnice | 5,826.75 mi (9,377.24 km) |
| Rio Grande City to Siedlce | 5,952.39 mi (9,579.44 km) |
| Rio Grande City to Siemianowice Slaskie | 5,922.55 mi (9,531.42 km) |
| Rio Grande City to Siemiatycze | 5,959.90 mi (9,591.53 km) |
| Rio Grande City to Sieradz | 5,859.00 mi (9,429.15 km) |
