| Koekelberg to Oakley (California) | 5,482.08 mi (8,822.56 km) |
| Koekelberg to Oakton (Virginia) | 3,872.79 mi (6,232.65 km) |
| Koekelberg to Oakville (Missouri) | 4,404.99 mi (7,089.15 km) |
| Koekelberg to Oatfield (Oregon) | 5,069.18 mi (8,158.05 km) |
| Koekelberg to Ocala (Florida) | 4,537.52 mi (7,302.44 km) |
| Koekelberg to Ocean Acres (New Jersey) | 3,711.69 mi (5,973.38 km) |
| Koekelberg to Ocean City (New Jersey) | 3,745.92 mi (6,028.48 km) |
| Koekelberg to Ocean Pines (Maryland) | 3,807.94 mi (6,128.28 km) |
| Koekelberg to Ocean Pointe (Hawaii) | 7,335.14 mi (11,804.77 km) |
| Koekelberg to Ocean Springs (Mississippi) | 4,747.79 mi (7,640.84 km) |
| Koekelberg to Oceanside (California) | 5,630.16 mi (9,060.86 km) |
| Koekelberg to Oceanside (New York) | 3,646.34 mi (5,868.21 km) |
| Koekelberg to Ocoee (Florida) | 4,541.59 mi (7,308.98 km) |
| Koekelberg to Oconomowoc (Wisconsin) | 4,112.33 mi (6,618.15 km) |
| Koekelberg to Odenton (Maryland) | 3,840.12 mi (6,180.07 km) |
