| Kirkby to Oakley (California) | 5,141.36 mi (8,274.22 km) |
| Kirkby to Oakton (Virginia) | 3,525.32 mi (5,673.45 km) |
| Kirkby to Oakville (Missouri) | 4,050.72 mi (6,519.00 km) |
| Kirkby to Oatfield (Oregon) | 4,737.86 mi (7,624.85 km) |
| Kirkby to Ocala (Florida) | 4,197.44 mi (6,755.13 km) |
| Kirkby to Ocean Acres (New Jersey) | 3,365.73 mi (5,416.63 km) |
| Kirkby to Ocean City (New Jersey) | 3,400.32 mi (5,472.29 km) |
| Kirkby to Ocean Pines (Maryland) | 3,463.04 mi (5,573.23 km) |
| Kirkby to Ocean Pointe (Hawaii) | 7,059.64 mi (11,361.39 km) |
| Kirkby to Ocean Springs (Mississippi) | 4,399.34 mi (7,080.05 km) |
| Kirkby to Oceanside (California) | 5,281.17 mi (8,499.23 km) |
| Kirkby to Oceanside (New York) | 3,299.74 mi (5,310.42 km) |
| Kirkby to Ocoee (Florida) | 4,203.15 mi (6,764.32 km) |
| Kirkby to Oconomowoc (Wisconsin) | 3,757.29 mi (6,046.77 km) |
| Kirkby to Odenton (Maryland) | 3,492.94 mi (5,621.34 km) |
