| Byala Slatina to Oignies | 1,094.37 mi (1,761.22 km) |
| Byala Slatina to Oissel | 1,156.04 mi (1,860.46 km) |
| Byala Slatina to Olivet | 1,102.11 mi (1,773.68 km) |
| Byala Slatina to Ollioules | 907.91 mi (1,461.14 km) |
| Byala Slatina to Olonne-sur-Mer | 1,267.82 mi (2,040.36 km) |
| Byala Slatina to Oloron-Sainte-Marie | 1,229.02 mi (1,977.92 km) |
| Byala Slatina to Onet Village | 1,060.92 mi (1,707.39 km) |
| Byala Slatina to Onnaing | 1,067.35 mi (1,717.74 km) |
| Byala Slatina to Orange | 952.61 mi (1,533.08 km) |
| Byala Slatina to Orchies | 1,084.03 mi (1,744.58 km) |
| Byala Slatina to Orleans | 1,102.09 mi (1,773.64 km) |
| Byala Slatina to Orly | 1,089.96 mi (1,754.13 km) |
| Byala Slatina to Ormesson-sur-Marne | 1,084.05 mi (1,744.62 km) |
| Byala Slatina to Orsay | 1,098.53 mi (1,767.91 km) |
| Byala Slatina to Orthez | 1,234.01 mi (1,985.96 km) |
