| Clayton to Nowy Dwor Mazowiecki | 935.15 mi (1,504.98 km) |
| Clayton to Nowy Sacz | 1,000.95 mi (1,610.88 km) |
| Clayton to Nowy Targ | 978.16 mi (1,574.19 km) |
| Clayton to Nowy Tomysl | 750.18 mi (1,207.30 km) |
| Clayton to Nysa | 840.86 mi (1,353.23 km) |
| Clayton to Oborniki | 772.49 mi (1,243.21 km) |
| Clayton to Oborniki Slaskie | 802.44 mi (1,291.40 km) |
| Clayton to Olawa | 827.44 mi (1,331.63 km) |
| Clayton to Olecko | 984.89 mi (1,585.02 km) |
| Clayton to Olesnica | 824.34 mi (1,326.65 km) |
| Clayton to Olesno | 874.27 mi (1,407.00 km) |
| Clayton to Olkusz | 936.41 mi (1,507.00 km) |
| Clayton to Olsztyn | 906.38 mi (1,458.68 km) |
| Clayton to Opalenica | 761.78 mi (1,225.97 km) |
| Clayton to Opoczno | 938.65 mi (1,510.61 km) |
