| Smithville to Montana | 5,524.92 mi (8,891.49 km) |
| Smithville to Nova Zagora | 5,667.63 mi (9,121.16 km) |
| Smithville to Novi Iskar | 5,559.65 mi (8,947.40 km) |
| Smithville to Novi Pazar | 5,663.50 mi (9,114.52 km) |
| Smithville to Omurtag | 5,650.10 mi (9,092.96 km) |
| Smithville to Panagyurishte | 5,603.85 mi (9,018.53 km) |
| Smithville to Parvomay | 5,660.07 mi (9,109.00 km) |
| Smithville to Pavlikeni | 5,605.63 mi (9,021.38 km) |
| Smithville to Pazardzhik | 5,624.20 mi (9,051.28 km) |
| Smithville to Pernik | 5,558.46 mi (8,945.47 km) |
| Smithville to Peshtera | 5,631.43 mi (9,062.92 km) |
| Smithville to Petrich | 5,624.65 mi (9,051.99 km) |
| Smithville to Pleven | 5,573.27 mi (8,969.32 km) |
| Smithville to Plovdiv | 5,641.29 mi (9,078.78 km) |
| Smithville to Pomorie | 5,717.94 mi (9,202.14 km) |
