| Fitchburg to Octeville | 3,272.52 mi (5,266.62 km) |
| Fitchburg to Oignies | 3,444.46 mi (5,543.31 km) |
| Fitchburg to Oissel | 3,394.34 mi (5,462.67 km) |
| Fitchburg to Olivet | 3,467.26 mi (5,580.02 km) |
| Fitchburg to Ollioules | 3,780.96 mi (6,084.86 km) |
| Fitchburg to Olonne-sur-Mer | 3,343.44 mi (5,380.75 km) |
| Fitchburg to Oloron-Sainte-Marie | 3,489.03 mi (5,615.06 km) |
| Fitchburg to Onet Village | 3,597.84 mi (5,790.16 km) |
| Fitchburg to Onnaing | 3,471.24 mi (5,586.43 km) |
| Fitchburg to Orange | 3,702.96 mi (5,959.34 km) |
| Fitchburg to Orchies | 3,454.55 mi (5,559.56 km) |
| Fitchburg to Orleans | 3,466.58 mi (5,578.92 km) |
| Fitchburg to Orly | 3,464.49 mi (5,575.55 km) |
| Fitchburg to Ormesson-sur-Marne | 3,469.48 mi (5,583.60 km) |
| Fitchburg to Orsay | 3,457.06 mi (5,563.61 km) |
