| Gloucester Point to Oerlinghausen | 4,061.31 mi (6,536.04 km) |
| Gloucester Point to Oestrich-Winkel | 4,086.14 mi (6,576.00 km) |
| Gloucester Point to Offenburg | 4,124.89 mi (6,638.37 km) |
| Gloucester Point to Oftersheim | 4,127.20 mi (6,642.09 km) |
| Gloucester Point to Ohrdruf | 4,174.01 mi (6,717.42 km) |
| Gloucester Point to Ohringen | 4,169.71 mi (6,710.50 km) |
| Gloucester Point to Olbernhau | 4,281.89 mi (6,891.03 km) |
| Gloucester Point to Olching | 4,273.90 mi (6,878.18 km) |
| Gloucester Point to Oldenburg | 4,013.78 mi (6,459.55 km) |
| Gloucester Point to Oldenburg in Holstein | 4,085.84 mi (6,575.53 km) |
| Gloucester Point to Olfen | 4,016.77 mi (6,464.36 km) |
| Gloucester Point to Olpe | 4,052.66 mi (6,522.12 km) |
| Gloucester Point to Olsberg | 4,070.07 mi (6,550.14 km) |
| Gloucester Point to Oranienburg | 4,216.93 mi (6,786.50 km) |
| Gloucester Point to Ortenberg | 4,119.58 mi (6,629.82 km) |
