| Kolkwitz to Olympia Heights (Florida) | 5,027.65 mi (8,091.21 km) |
| Kolkwitz to Omaha (Nebraska) | 4,775.44 mi (7,685.33 km) |
| Kolkwitz to On Top of the World Designated Place (Florida) | 4,927.00 mi (7,929.24 km) |
| Kolkwitz to Onalaska (Wisconsin) | 4,478.31 mi (7,207.14 km) |
| Kolkwitz to Oneida (New York) | 3,973.90 mi (6,395.37 km) |
| Kolkwitz to Oneonta (New York) | 3,980.94 mi (6,406.70 km) |
| Kolkwitz to Ontario (California) | 5,832.62 mi (9,386.69 km) |
| Kolkwitz to Ontario (Oregon) | 5,208.13 mi (8,381.67 km) |
| Kolkwitz to Opa-locka (Florida) | 5,015.02 mi (8,070.89 km) |
| Kolkwitz to Opelika (Alabama) | 4,858.98 mi (7,819.77 km) |
| Kolkwitz to Opelousas (Louisiana) | 5,222.38 mi (8,404.62 km) |
| Kolkwitz to Orange (California) | 5,852.75 mi (9,419.10 km) |
| Kolkwitz to Orange (Texas) | 5,305.44 mi (8,538.29 km) |
| Kolkwitz to Orange City (Florida) | 4,896.71 mi (7,880.50 km) |
| Kolkwitz to Orangeburg (South Carolina) | 4,643.78 mi (7,473.45 km) |
