| Niksar to Rury | 1,008.67 mi (1,623.29 km) |
| Niksar to Rybnik | 1,104.56 mi (1,777.62 km) |
| Niksar to Ryki | 1,045.52 mi (1,682.61 km) |
| Niksar to Rypin | 1,189.49 mi (1,914.30 km) |
| Niksar to Rzeszow | 974.09 mi (1,567.64 km) |
| Niksar to Sandomierz | 1,009.97 mi (1,625.39 km) |
| Niksar to Sanok | 946.70 mi (1,523.57 km) |
| Niksar to Sedziszow Malopolski | 986.20 mi (1,587.14 km) |
| Niksar to Sepolno Krajenskie | 1,268.31 mi (2,041.15 km) |
| Niksar to Sidlice | 1,272.56 mi (2,047.99 km) |
| Niksar to Siechnice | 1,190.40 mi (1,915.76 km) |
| Niksar to Siedlce | 1,059.47 mi (1,705.06 km) |
| Niksar to Siemianowice Slaskie | 1,094.55 mi (1,761.51 km) |
| Niksar to Siemiatycze | 1,054.23 mi (1,696.63 km) |
| Niksar to Sieradz | 1,152.40 mi (1,854.60 km) |
