| Kouvola to Tomuk | 1,705.66 mi (2,744.99 km) |
| Kouvola to Tonya | 1,479.74 mi (2,381.42 km) |
| Kouvola to Toprakkale | 1,695.39 mi (2,728.47 km) |
| Kouvola to Torbali | 1,569.10 mi (2,525.23 km) |
| Kouvola to Tortum | 1,556.33 mi (2,504.67 km) |
| Kouvola to Torul | 1,501.46 mi (2,416.37 km) |
| Kouvola to Tosya | 1,406.18 mi (2,263.03 km) |
| Kouvola to Trabzon | 1,478.50 mi (2,379.41 km) |
| Kouvola to Tufanbeyli | 1,615.09 mi (2,599.23 km) |
| Kouvola to Tunceli | 1,601.48 mi (2,577.33 km) |
| Kouvola to Turgutalp | 1,498.75 mi (2,412.01 km) |
| Kouvola to Turgutlu | 1,546.08 mi (2,488.18 km) |
| Kouvola to Turgutreis | 1,648.16 mi (2,652.45 km) |
| Kouvola to Turhal | 1,470.04 mi (2,365.80 km) |
| Kouvola to Turkeli | 1,345.83 mi (2,165.90 km) |
