| South Sioux City to Cabestany | 4,720.10 mi (7,596.27 km) |
| South Sioux City to Cabries | 4,782.78 mi (7,697.15 km) |
| South Sioux City to Cachan | 4,441.14 mi (7,147.32 km) |
| South Sioux City to Caen | 4,325.52 mi (6,961.25 km) |
| South Sioux City to Cagnes-sur-Mer | 4,840.91 mi (7,790.69 km) |
| South Sioux City to Cahors | 4,585.88 mi (7,380.27 km) |
| South Sioux City to Calais | 4,337.58 mi (6,980.66 km) |
| South Sioux City to Caluire-et-Cuire | 4,660.20 mi (7,499.86 km) |
| South Sioux City to Cambrai | 4,417.79 mi (7,109.75 km) |
| South Sioux City to Canet-en-Roussillon | 4,721.59 mi (7,598.66 km) |
| South Sioux City to Cannes | 4,840.76 mi (7,790.45 km) |
| South Sioux City to Canteleu | 4,366.99 mi (7,027.99 km) |
| South Sioux City to Capbreton | 4,504.32 mi (7,249.01 km) |
| South Sioux City to Carcassonne | 4,673.92 mi (7,521.95 km) |
| South Sioux City to Carmaux | 4,630.81 mi (7,452.57 km) |
