| New Philadelphia to Oak Harbor (Washington) | 2,077.05 mi (3,342.69 km) |
| New Philadelphia to Oak Hills (Oregon) | 2,096.73 mi (3,374.36 km) |
| New Philadelphia to Oak Lawn (Illinois) | 339.36 mi (546.15 km) |
| New Philadelphia to Oak Park (California) | 2,080.11 mi (3,347.61 km) |
| New Philadelphia to Oak Park (Illinois) | 343.98 mi (553.58 km) |
| New Philadelphia to Oak Park (Michigan) | 163.79 mi (263.59 km) |
| New Philadelphia to Oak Ridge (Florida) | 830.04 mi (1,335.82 km) |
| New Philadelphia to Oak Ridge (New Jersey) | 365.22 mi (587.77 km) |
| New Philadelphia to Oak Ridge (Tennessee) | 348.68 mi (561.15 km) |
| New Philadelphia to Oakdale (California) | 2,103.08 mi (3,384.58 km) |
| New Philadelphia to Oakdale (Minnesota) | 661.51 mi (1,064.59 km) |
| New Philadelphia to Oakland (California) | 2,173.72 mi (3,498.27 km) |
| New Philadelphia to Oakland (New Jersey) | 378.55 mi (609.22 km) |
| New Philadelphia to Oakland Park (Florida) | 991.34 mi (1,595.41 km) |
| New Philadelphia to Oakleaf Plantation (Florida) | 713.19 mi (1,147.76 km) |
