| Gloucester City to Orthez | 3,712.46 mi (5,974.63 km) |
| Gloucester City to Orvault | 3,575.93 mi (5,754.90 km) |
| Gloucester City to Osny | 3,690.56 mi (5,939.39 km) |
| Gloucester City to Ostwald | 3,940.84 mi (6,342.18 km) |
| Gloucester City to Ouistreham | 3,587.06 mi (5,772.81 km) |
| Gloucester City to Oullins | 3,899.50 mi (6,275.63 km) |
| Gloucester City to Outreau | 3,631.08 mi (5,843.66 km) |
| Gloucester City to Oyonnax | 3,920.54 mi (6,309.50 km) |
| Gloucester City to Ozoir-la-Ferriere | 3,723.78 mi (5,992.84 km) |
| Gloucester City to Pace | 3,548.48 mi (5,710.73 km) |
| Gloucester City to Palaiseau | 3,707.03 mi (5,965.88 km) |
| Gloucester City to Pamiers | 3,832.18 mi (6,167.29 km) |
| Gloucester City to Panazol | 3,742.04 mi (6,022.22 km) |
| Gloucester City to Pantin | 3,708.99 mi (5,969.04 km) |
| Gloucester City to Paray-le-Monial | 3,848.33 mi (6,193.29 km) |
