| Schwelm to Oakley (California) | 5,541.66 mi (8,918.44 km) |
| Schwelm to Oakton (Virginia) | 3,979.74 mi (6,404.77 km) |
| Schwelm to Oakville (Missouri) | 4,500.96 mi (7,243.59 km) |
| Schwelm to Oatfield (Oregon) | 5,119.52 mi (8,239.07 km) |
| Schwelm to Ocala (Florida) | 4,650.21 mi (7,483.79 km) |
| Schwelm to Ocean Acres (New Jersey) | 3,820.03 mi (6,147.74 km) |
| Schwelm to Ocean City (New Jersey) | 3,854.56 mi (6,203.32 km) |
| Schwelm to Ocean Pines (Maryland) | 3,917.16 mi (6,304.07 km) |
| Schwelm to Ocean Pointe (Hawaii) | 7,342.95 mi (11,817.34 km) |
| Schwelm to Ocean Springs (Mississippi) | 4,853.72 mi (7,811.32 km) |
| Schwelm to Oceanside (California) | 5,700.75 mi (9,174.46 km) |
| Schwelm to Oceanside (New York) | 3,754.11 mi (6,041.65 km) |
| Schwelm to Ocoee (Florida) | 4,655.26 mi (7,491.91 km) |
| Schwelm to Oconomowoc (Wisconsin) | 4,204.17 mi (6,765.96 km) |
| Schwelm to Odenton (Maryland) | 3,947.35 mi (6,352.65 km) |
