| Giresun to Orthez | 1,993.68 mi (3,208.53 km) |
| Giresun to Orvault | 2,010.19 mi (3,235.09 km) |
| Giresun to Osny | 1,842.09 mi (2,964.56 km) |
| Giresun to Ostwald | 1,582.74 mi (2,547.18 km) |
| Giresun to Ouistreham | 1,947.61 mi (3,134.38 km) |
| Giresun to Oullins | 1,707.32 mi (2,747.66 km) |
| Giresun to Outreau | 1,873.45 mi (3,015.02 km) |
| Giresun to Oyonnax | 1,666.63 mi (2,682.19 km) |
| Giresun to Ozoir-la-Ferriere | 1,812.80 mi (2,917.42 km) |
| Giresun to Pace | 2,015.61 mi (3,243.80 km) |
| Giresun to Palaiseau | 1,832.27 mi (2,948.75 km) |
| Giresun to Pamiers | 1,878.92 mi (3,023.82 km) |
| Giresun to Panazol | 1,875.50 mi (3,018.32 km) |
| Giresun to Pantin | 1,825.98 mi (2,938.63 km) |
| Giresun to Paray-le-Monial | 1,740.02 mi (2,800.29 km) |
