| Echt to Oak Harbor (Washington) | 4,925.27 mi (7,926.46 km) |
| Echt to Oak Hills (Oregon) | 5,093.60 mi (8,197.36 km) |
| Echt to Oak Lawn (Illinois) | 4,199.68 mi (6,758.73 km) |
| Echt to Oak Park (California) | 5,654.68 mi (9,100.32 km) |
| Echt to Oak Park (Illinois) | 4,192.72 mi (6,747.53 km) |
| Echt to Oak Park (Michigan) | 3,993.13 mi (6,426.32 km) |
| Echt to Oak Ridge (Florida) | 4,602.16 mi (7,406.46 km) |
| Echt to Oak Ridge (New Jersey) | 3,719.89 mi (5,986.58 km) |
| Echt to Oak Ridge (Tennessee) | 4,346.29 mi (6,994.68 km) |
| Echt to Oakdale (California) | 5,503.19 mi (8,856.53 km) |
| Echt to Oakdale (Minnesota) | 4,227.97 mi (6,804.26 km) |
| Echt to Oakland (California) | 5,539.38 mi (8,914.77 km) |
| Echt to Oakland (New Jersey) | 3,709.68 mi (5,970.15 km) |
| Echt to Oakland Park (Florida) | 4,665.49 mi (7,508.38 km) |
| Echt to Oakleaf Plantation (Florida) | 4,534.13 mi (7,296.98 km) |
