| Sierra Madre to Devnya | 6,666.86 mi (10,729.27 km) |
| Sierra Madre to Dimitrovgrad | 6,689.28 mi (10,765.35 km) |
| Sierra Madre to Dobrich | 6,651.77 mi (10,704.99 km) |
| Sierra Madre to Dospat | 6,676.14 mi (10,744.20 km) |
| Sierra Madre to Dupnitsa | 6,611.95 mi (10,640.91 km) |
| Sierra Madre to Elhovo | 6,706.44 mi (10,792.97 km) |
| Sierra Madre to Etropole | 6,601.49 mi (10,624.07 km) |
| Sierra Madre to Gabrovo | 6,633.52 mi (10,675.62 km) |
| Sierra Madre to Gorna Oryahovitsa | 6,626.66 mi (10,664.58 km) |
| Sierra Madre to Gotse Delchev | 6,669.60 mi (10,733.68 km) |
| Sierra Madre to Harmanli | 6,703.88 mi (10,788.85 km) |
| Sierra Madre to Haskovo | 6,695.44 mi (10,775.28 km) |
| Sierra Madre to Ihtiman | 6,620.20 mi (10,654.18 km) |
| Sierra Madre to Isperih | 6,619.00 mi (10,652.25 km) |
| Sierra Madre to Kardzhali | 6,707.34 mi (10,794.42 km) |
