| Sleaford to Oswaldtwistle | 96.57 mi (155.41 km) |
| Sleaford to Oswestry | 110.39 mi (177.65 km) |
| Sleaford to Otley | 81.80 mi (131.65 km) |
| Sleaford to Ovenden | 79.45 mi (127.86 km) |
| Sleaford to Oxford | 93.05 mi (149.75 km) |
| Sleaford to Oxted | 121.39 mi (195.35 km) |
| Sleaford to Padbury | 74.36 mi (119.68 km) |
| Sleaford to Padiham | 95.79 mi (154.16 km) |
| Sleaford to Paignton | 222.40 mi (357.91 km) |
| Sleaford to Paisley | 254.40 mi (409.42 km) |
| Sleaford to Palmers Green | 96.09 mi (154.63 km) |
| Sleaford to Parkstone | 171.02 mi (275.22 km) |
| Sleaford to Partick | 252.88 mi (406.97 km) |
| Sleaford to Patcham | 147.73 mi (237.75 km) |
| Sleaford to Peebles | 214.87 mi (345.80 km) |
