| Tonawanda to Devnya | 4,944.71 mi (7,957.74 km) |
| Tonawanda to Dimitrovgrad | 4,924.30 mi (7,924.89 km) |
| Tonawanda to Dobrich | 4,938.31 mi (7,947.44 km) |
| Tonawanda to Dospat | 4,887.13 mi (7,865.08 km) |
| Tonawanda to Dupnitsa | 4,818.59 mi (7,754.77 km) |
| Tonawanda to Elhovo | 4,955.83 mi (7,975.64 km) |
| Tonawanda to Etropole | 4,827.25 mi (7,768.70 km) |
| Tonawanda to Gabrovo | 4,876.76 mi (7,848.38 km) |
| Tonawanda to Gorna Oryahovitsa | 4,878.50 mi (7,851.20 km) |
| Tonawanda to Gotse Delchev | 4,873.98 mi (7,843.91 km) |
| Tonawanda to Harmanli | 4,941.16 mi (7,952.03 km) |
| Tonawanda to Haskovo | 4,928.37 mi (7,931.45 km) |
| Tonawanda to Ihtiman | 4,837.97 mi (7,785.96 km) |
| Tonawanda to Isperih | 4,894.26 mi (7,876.56 km) |
| Tonawanda to Kardzhali | 4,933.67 mi (7,939.98 km) |
