| Kallithea to Nowy Sacz | 820.20 mi (1,319.98 km) |
| Kallithea to Nowy Targ | 816.45 mi (1,313.95 km) |
| Kallithea to Nowy Tomysl | 1,057.54 mi (1,701.94 km) |
| Kallithea to Nysa | 919.95 mi (1,480.51 km) |
| Kallithea to Oborniki | 1,068.14 mi (1,719.01 km) |
| Kallithea to Oborniki Slaskie | 979.97 mi (1,577.11 km) |
| Kallithea to Olawa | 950.09 mi (1,529.03 km) |
| Kallithea to Olecko | 1,112.70 mi (1,790.72 km) |
| Kallithea to Olesnica | 965.93 mi (1,554.52 km) |
| Kallithea to Olesno | 929.71 mi (1,496.22 km) |
| Kallithea to Olkusz | 875.99 mi (1,409.77 km) |
| Kallithea to Olsztyn | 1,104.23 mi (1,777.08 km) |
| Kallithea to Opalenica | 1,052.39 mi (1,693.66 km) |
| Kallithea to Opoczno | 942.50 mi (1,516.80 km) |
| Kallithea to Opole | 923.02 mi (1,485.46 km) |
