| Sleaford to Nordwalde | 337.58 mi (543.29 km) |
| Sleaford to Northeim | 448.02 mi (721.02 km) |
| Sleaford to Norvenich | 336.99 mi (542.34 km) |
| Sleaford to Nossen | 597.32 mi (961.30 km) |
| Sleaford to Nottuln | 335.03 mi (539.17 km) |
| Sleaford to Numbrecht | 368.03 mi (592.28 km) |
| Sleaford to Nuremberg | 553.31 mi (890.47 km) |
| Sleaford to Nurtingen | 520.72 mi (838.02 km) |
| Sleaford to Nussloch | 468.62 mi (754.18 km) |
| Sleaford to Ober-Ramstadt | 450.81 mi (725.51 km) |
| Sleaford to Oberasbach | 549.85 mi (884.89 km) |
| Sleaford to Oberderdingen | 483.37 mi (777.91 km) |
| Sleaford to Oberhaching | 628.25 mi (1,011.07 km) |
| Sleaford to Oberhausen | 324.90 mi (522.87 km) |
| Sleaford to Oberhausen-Rheinhausen | 463.68 mi (746.22 km) |
