| Essex Junction to Orbetello | 4,030.60 mi (6,486.62 km) |
| Essex Junction to Oria | 4,379.23 mi (7,047.69 km) |
| Essex Junction to Oristano | 4,013.96 mi (6,459.84 km) |
| Essex Junction to Orta Nova | 4,264.43 mi (6,862.93 km) |
| Essex Junction to Orte | 4,079.56 mi (6,565.41 km) |
| Essex Junction to Ortona | 4,168.61 mi (6,708.73 km) |
| Essex Junction to Orvieto | 4,057.98 mi (6,530.68 km) |
| Essex Junction to Orzinuovi | 3,867.23 mi (6,223.70 km) |
| Essex Junction to Osimo | 4,086.08 mi (6,575.92 km) |
| Essex Junction to Ospitaletto | 3,867.45 mi (6,224.06 km) |
| Essex Junction to Ostuni | 4,367.43 mi (7,028.70 km) |
| Essex Junction to Ottaviano | 4,231.70 mi (6,810.26 km) |
| Essex Junction to Ovada | 3,840.73 mi (6,181.06 km) |
| Essex Junction to Ozieri | 4,006.04 mi (6,447.09 km) |
| Essex Junction to Paceco | 4,264.37 mi (6,862.84 km) |
