| Titusville to Devnya | 5,719.74 mi (9,205.03 km) |
| Titusville to Dimitrovgrad | 5,678.31 mi (9,138.36 km) |
| Titusville to Dobrich | 5,717.83 mi (9,201.96 km) |
| Titusville to Dospat | 5,629.68 mi (9,060.10 km) |
| Titusville to Dupnitsa | 5,561.70 mi (8,950.70 km) |
| Titusville to Elhovo | 5,716.04 mi (9,199.07 km) |
| Titusville to Etropole | 5,580.50 mi (8,980.94 km) |
| Titusville to Gabrovo | 5,637.15 mi (9,072.12 km) |
| Titusville to Gorna Oryahovitsa | 5,643.28 mi (9,081.99 km) |
| Titusville to Gotse Delchev | 5,613.40 mi (9,033.89 km) |
| Titusville to Harmanli | 5,695.65 mi (9,166.27 km) |
| Titusville to Haskovo | 5,681.10 mi (9,142.85 km) |
| Titusville to Ihtiman | 5,586.41 mi (8,990.45 km) |
| Titusville to Isperih | 5,670.14 mi (9,125.21 km) |
| Titusville to Kardzhali | 5,682.62 mi (9,145.30 km) |
