| Fallbrook to Oak Harbor (Washington) | 1,068.70 mi (1,719.91 km) |
| Fallbrook to Oak Hills (Oregon) | 892.12 mi (1,435.73 km) |
| Fallbrook to Oak Lawn (Illinois) | 1,704.45 mi (2,743.05 km) |
| Fallbrook to Oak Park (California) | 104.92 mi (168.85 km) |
| Fallbrook to Oak Park (Illinois) | 1,704.72 mi (2,743.48 km) |
| Fallbrook to Oak Park (Michigan) | 1,943.95 mi (3,128.48 km) |
| Fallbrook to Oak Ridge (Florida) | 2,138.72 mi (3,441.94 km) |
| Fallbrook to Oak Ridge (New Jersey) | 2,385.61 mi (3,839.26 km) |
| Fallbrook to Oak Ridge (Tennessee) | 1,871.15 mi (3,011.33 km) |
| Fallbrook to Oakdale (California) | 365.33 mi (587.94 km) |
| Fallbrook to Oakdale (Minnesota) | 1,518.38 mi (2,443.60 km) |
| Fallbrook to Oakland (California) | 414.54 mi (667.14 km) |
| Fallbrook to Oakland (New Jersey) | 2,398.96 mi (3,860.76 km) |
| Fallbrook to Oakland Park (Florida) | 2,265.73 mi (3,646.34 km) |
| Fallbrook to Oakleaf Plantation (Florida) | 2,080.78 mi (3,348.69 km) |
