| Smithfield to Devnya | 6,042.19 mi (9,723.97 km) |
| Smithfield to Dimitrovgrad | 6,062.75 mi (9,757.05 km) |
| Smithfield to Dobrich | 6,027.51 mi (9,700.35 km) |
| Smithfield to Dospat | 6,048.78 mi (9,734.57 km) |
| Smithfield to Dupnitsa | 5,984.39 mi (9,630.95 km) |
| Smithfield to Elhovo | 6,080.53 mi (9,785.66 km) |
| Smithfield to Etropole | 5,974.48 mi (9,614.99 km) |
| Smithfield to Gabrovo | 6,007.20 mi (9,667.65 km) |
| Smithfield to Gorna Oryahovitsa | 6,000.67 mi (9,657.15 km) |
| Smithfield to Gotse Delchev | 6,042.05 mi (9,723.74 km) |
| Smithfield to Harmanli | 6,077.47 mi (9,780.74 km) |
| Smithfield to Haskovo | 6,068.85 mi (9,766.87 km) |
| Smithfield to Ihtiman | 5,992.96 mi (9,644.74 km) |
| Smithfield to Isperih | 5,994.07 mi (9,646.53 km) |
| Smithfield to Kardzhali | 6,080.52 mi (9,785.66 km) |
