| South Sioux City to Montana | 5,425.62 mi (8,731.70 km) |
| South Sioux City to Nova Zagora | 5,564.91 mi (8,955.85 km) |
| South Sioux City to Novi Iskar | 5,461.63 mi (8,789.65 km) |
| South Sioux City to Novi Pazar | 5,556.31 mi (8,942.02 km) |
| South Sioux City to Omurtag | 5,545.10 mi (8,923.98 km) |
| South Sioux City to Panagyurishte | 5,504.88 mi (8,859.25 km) |
| South Sioux City to Parvomay | 5,559.95 mi (8,947.88 km) |
| South Sioux City to Pavlikeni | 5,502.51 mi (8,855.43 km) |
| South Sioux City to Pazardzhik | 5,525.66 mi (8,892.70 km) |
| South Sioux City to Pernik | 5,461.59 mi (8,789.57 km) |
| South Sioux City to Peshtera | 5,533.38 mi (8,905.11 km) |
| South Sioux City to Petrich | 5,530.46 mi (8,900.42 km) |
| South Sioux City to Pleven | 5,471.17 mi (8,804.99 km) |
| South Sioux City to Plovdiv | 5,542.02 mi (8,919.01 km) |
| South Sioux City to Pomorie | 5,611.73 mi (9,031.21 km) |
