| Calera to Devnya | 5,730.51 mi (9,222.36 km) |
| Calera to Dimitrovgrad | 5,703.93 mi (9,179.59 km) |
| Calera to Dobrich | 5,725.31 mi (9,214.00 km) |
| Calera to Dospat | 5,663.08 mi (9,113.84 km) |
| Calera to Dupnitsa | 5,594.48 mi (9,003.45 km) |
| Calera to Elhovo | 5,737.42 mi (9,233.49 km) |
| Calera to Etropole | 5,606.34 mi (9,022.54 km) |
| Calera to Gabrovo | 5,658.16 mi (9,105.93 km) |
| Calera to Gorna Oryahovitsa | 5,661.21 mi (9,110.83 km) |
| Calera to Gotse Delchev | 5,648.87 mi (9,090.98 km) |
| Calera to Harmanli | 5,721.00 mi (9,207.06 km) |
| Calera to Haskovo | 5,707.63 mi (9,185.55 km) |
| Calera to Ihtiman | 5,615.61 mi (9,037.45 km) |
| Calera to Isperih | 5,680.16 mi (9,141.33 km) |
| Calera to Kardzhali | 5,711.78 mi (9,192.23 km) |
