| Gebze to Rury | 793.07 mi (1,276.33 km) |
| Gebze to Rybnik | 828.77 mi (1,333.77 km) |
| Gebze to Ryki | 828.91 mi (1,334.01 km) |
| Gebze to Rypin | 967.53 mi (1,557.10 km) |
| Gebze to Rzeszow | 731.93 mi (1,177.92 km) |
| Gebze to Sandomierz | 775.92 mi (1,248.72 km) |
| Gebze to Sanok | 698.57 mi (1,124.24 km) |
| Gebze to Sedziszow Malopolski | 741.06 mi (1,192.62 km) |
| Gebze to Sepolno Krajenskie | 1,034.77 mi (1,665.30 km) |
| Gebze to Sidlice | 1,060.40 mi (1,706.55 km) |
| Gebze to Siechnice | 918.76 mi (1,478.60 km) |
| Gebze to Siedlce | 854.97 mi (1,375.95 km) |
| Gebze to Siemianowice Slaskie | 825.55 mi (1,328.59 km) |
| Gebze to Siemiatycze | 860.89 mi (1,385.47 km) |
| Gebze to Sieradz | 902.30 mi (1,452.12 km) |
