| Kalamata to Octeville | 1,466.64 mi (2,360.34 km) |
| Kalamata to Oignies | 1,323.56 mi (2,130.06 km) |
| Kalamata to Oissel | 1,349.92 mi (2,172.48 km) |
| Kalamata to Olivet | 1,266.88 mi (2,038.85 km) |
| Kalamata to Ollioules | 955.30 mi (1,537.41 km) |
| Kalamata to Olonne-sur-Mer | 1,386.76 mi (2,231.77 km) |
| Kalamata to Oloron-Sainte-Marie | 1,268.70 mi (2,041.78 km) |
| Kalamata to Onet Village | 1,136.93 mi (1,829.71 km) |
| Kalamata to Onnaing | 1,299.06 mi (2,090.64 km) |
| Kalamata to Orange | 1,028.96 mi (1,655.94 km) |
| Kalamata to Orchies | 1,315.04 mi (2,116.35 km) |
| Kalamata to Orleans | 1,267.83 mi (2,040.37 km) |
| Kalamata to Orly | 1,278.07 mi (2,056.86 km) |
| Kalamata to Ormesson-sur-Marne | 1,274.00 mi (2,050.30 km) |
| Kalamata to Orsay | 1,284.38 mi (2,067.01 km) |
