| Sleaford to Celano | 992.85 mi (1,597.84 km) |
| Sleaford to Cento | 778.19 mi (1,252.37 km) |
| Sleaford to Cepagatti | 992.82 mi (1,597.80 km) |
| Sleaford to Ceprano | 1,021.92 mi (1,644.62 km) |
| Sleaford to Cercola | 1,085.37 mi (1,746.73 km) |
| Sleaford to Cerea | 751.18 mi (1,208.91 km) |
| Sleaford to Cerese | 744.80 mi (1,198.64 km) |
| Sleaford to Cerignola | 1,110.59 mi (1,787.32 km) |
| Sleaford to Cermenate | 659.80 mi (1,061.85 km) |
| Sleaford to Cernusco sul Naviglio | 677.18 mi (1,089.82 km) |
| Sleaford to Cerreto Guidi | 819.81 mi (1,319.35 km) |
| Sleaford to Cerro Maggiore | 661.54 mi (1,064.64 km) |
| Sleaford to Certaldo | 836.72 mi (1,346.58 km) |
| Sleaford to Cerveteri | 955.44 mi (1,537.64 km) |
| Sleaford to Cervia | 836.94 mi (1,346.93 km) |
