| Sirnak to Octeville | 2,321.49 mi (3,736.08 km) |
| Sirnak to Oignies | 2,124.11 mi (3,418.42 km) |
| Sirnak to Oissel | 2,197.50 mi (3,536.54 km) |
| Sirnak to Olivet | 2,151.58 mi (3,462.64 km) |
| Sirnak to Ollioules | 1,950.95 mi (3,139.75 km) |
| Sirnak to Olonne-sur-Mer | 2,321.12 mi (3,735.48 km) |
| Sirnak to Oloron-Sainte-Marie | 2,275.44 mi (3,661.96 km) |
| Sirnak to Onet Village | 2,111.70 mi (3,398.45 km) |
| Sirnak to Onnaing | 2,096.93 mi (3,374.69 km) |
| Sirnak to Orange | 2,002.18 mi (3,222.19 km) |
| Sirnak to Orchies | 2,113.31 mi (3,401.04 km) |
| Sirnak to Orleans | 2,151.39 mi (3,462.33 km) |
| Sirnak to Orly | 2,134.54 mi (3,435.21 km) |
| Sirnak to Ormesson-sur-Marne | 2,128.26 mi (3,425.11 km) |
| Sirnak to Orsay | 2,143.52 mi (3,449.66 km) |
