| Providence to Devnya | 4,710.33 mi (7,580.54 km) |
| Providence to Dimitrovgrad | 4,679.51 mi (7,530.95 km) |
| Providence to Dobrich | 4,706.20 mi (7,573.89 km) |
| Providence to Dospat | 4,636.84 mi (7,462.27 km) |
| Providence to Dupnitsa | 4,568.29 mi (7,351.96 km) |
| Providence to Elhovo | 4,714.14 mi (7,586.67 km) |
| Providence to Etropole | 4,581.74 mi (7,373.59 km) |
| Providence to Gabrovo | 4,634.87 mi (7,459.09 km) |
| Providence to Gorna Oryahovitsa | 4,638.77 mi (7,465.37 km) |
| Providence to Gotse Delchev | 4,622.20 mi (7,438.71 km) |
| Providence to Harmanli | 4,696.67 mi (7,558.56 km) |
| Providence to Haskovo | 4,682.99 mi (7,536.55 km) |
| Providence to Ihtiman | 4,590.23 mi (7,387.25 km) |
| Providence to Isperih | 4,660.14 mi (7,499.77 km) |
| Providence to Kardzhali | 4,686.53 mi (7,542.24 km) |
