| Westerville to Devnya | 5,233.43 mi (8,422.39 km) |
| Westerville to Dimitrovgrad | 5,212.89 mi (8,389.34 km) |
| Westerville to Dobrich | 5,227.01 mi (8,412.07 km) |
| Westerville to Dospat | 5,175.52 mi (8,329.20 km) |
| Westerville to Dupnitsa | 5,106.97 mi (8,218.88 km) |
| Westerville to Elhovo | 5,244.50 mi (8,440.20 km) |
| Westerville to Etropole | 5,115.81 mi (8,233.10 km) |
| Westerville to Gabrovo | 5,165.41 mi (8,312.93 km) |
| Westerville to Gorna Oryahovitsa | 5,167.20 mi (8,315.80 km) |
| Westerville to Gotse Delchev | 5,162.30 mi (8,307.92 km) |
| Westerville to Harmanli | 5,229.77 mi (8,416.50 km) |
| Westerville to Haskovo | 5,216.95 mi (8,395.87 km) |
| Westerville to Ihtiman | 5,126.46 mi (8,250.24 km) |
| Westerville to Isperih | 5,182.98 mi (8,341.21 km) |
| Westerville to Kardzhali | 5,222.19 mi (8,404.31 km) |
