| North Massapequa to Oberkirch | 3,853.74 mi (6,201.99 km) |
| North Massapequa to Obernburg am Main | 3,859.21 mi (6,210.80 km) |
| North Massapequa to Obernkirchen | 3,790.23 mi (6,099.78 km) |
| North Massapequa to Oberschleissheim | 4,005.97 mi (6,446.99 km) |
| North Massapequa to Oberstdorf | 3,979.00 mi (6,403.57 km) |
| North Massapequa to Obertraubling | 4,007.95 mi (6,450.18 km) |
| North Massapequa to Obertshausen | 3,840.25 mi (6,180.28 km) |
| North Massapequa to Oberursel | 3,826.01 mi (6,157.38 km) |
| North Massapequa to Ochsenfurt | 3,902.20 mi (6,279.98 km) |
| North Massapequa to Ochsenhausen | 3,944.80 mi (6,348.53 km) |
| North Massapequa to Ochtrup | 3,716.54 mi (5,981.19 km) |
| North Massapequa to Odenthal | 3,744.47 mi (6,026.13 km) |
| North Massapequa to Oelde | 3,764.07 mi (6,057.69 km) |
| North Massapequa to Oelsnitz | 3,963.12 mi (6,378.03 km) |
| North Massapequa to Oer-Erkenschwick | 3,733.65 mi (6,008.72 km) |
