| Clacton-on-Sea to Nowy Dwor Mazowiecki | 829.05 mi (1,334.23 km) |
| Clacton-on-Sea to Nowy Sacz | 865.76 mi (1,393.30 km) |
| Clacton-on-Sea to Nowy Targ | 840.04 mi (1,351.91 km) |
| Clacton-on-Sea to Nowy Tomysl | 636.66 mi (1,024.61 km) |
| Clacton-on-Sea to Nysa | 706.30 mi (1,136.69 km) |
| Clacton-on-Sea to Oborniki | 664.64 mi (1,069.63 km) |
| Clacton-on-Sea to Oborniki Slaskie | 676.55 mi (1,088.81 km) |
| Clacton-on-Sea to Olawa | 697.99 mi (1,123.31 km) |
| Clacton-on-Sea to Olecko | 899.53 mi (1,447.65 km) |
| Clacton-on-Sea to Olesnica | 698.21 mi (1,123.67 km) |
| Clacton-on-Sea to Olesno | 746.49 mi (1,201.35 km) |
| Clacton-on-Sea to Olkusz | 804.85 mi (1,295.28 km) |
| Clacton-on-Sea to Olsztyn | 816.83 mi (1,314.57 km) |
| Clacton-on-Sea to Opalenica | 648.52 mi (1,043.69 km) |
| Clacton-on-Sea to Opoczno | 819.90 mi (1,319.51 km) |
