| Krupka to Olympia Heights (Florida) | 5,036.96 mi (8,106.21 km) |
| Krupka to Omaha (Nebraska) | 4,811.11 mi (7,742.74 km) |
| Krupka to On Top of the World Designated Place (Florida) | 4,941.13 mi (7,951.98 km) |
| Krupka to Onalaska (Wisconsin) | 4,512.69 mi (7,262.47 km) |
| Krupka to Oneida (New York) | 3,996.41 mi (6,431.60 km) |
| Krupka to Oneonta (New York) | 4,002.33 mi (6,441.13 km) |
| Krupka to Ontario (California) | 5,879.83 mi (9,462.67 km) |
| Krupka to Ontario (Oregon) | 5,259.73 mi (8,464.71 km) |
| Krupka to Opa-locka (Florida) | 5,024.41 mi (8,086.01 km) |
| Krupka to Opelika (Alabama) | 4,878.99 mi (7,851.98 km) |
| Krupka to Opelousas (Louisiana) | 5,246.39 mi (8,443.25 km) |
| Krupka to Orange (California) | 5,900.01 mi (9,495.15 km) |
| Krupka to Orange (Texas) | 5,330.59 mi (8,578.76 km) |
| Krupka to Orange City (Florida) | 4,909.79 mi (7,901.54 km) |
| Krupka to Orangeburg (South Carolina) | 4,660.69 mi (7,500.66 km) |
