| Pfedelbach to Olympia Heights (Florida) | 4,886.89 mi (7,864.69 km) |
| Pfedelbach to Omaha (Nebraska) | 4,729.71 mi (7,611.73 km) |
| Pfedelbach to On Top of the World Designated Place (Florida) | 4,801.94 mi (7,727.98 km) |
| Pfedelbach to Onalaska (Wisconsin) | 4,427.97 mi (7,126.12 km) |
| Pfedelbach to Oneida (New York) | 3,879.48 mi (6,243.42 km) |
| Pfedelbach to Oneonta (New York) | 3,882.48 mi (6,248.25 km) |
| Pfedelbach to Ontario (California) | 5,834.95 mi (9,390.45 km) |
| Pfedelbach to Ontario (Oregon) | 5,232.74 mi (8,421.28 km) |
| Pfedelbach to Opa-locka (Florida) | 4,874.53 mi (7,844.80 km) |
| Pfedelbach to Opelika (Alabama) | 4,754.02 mi (7,650.86 km) |
| Pfedelbach to Opelousas (Louisiana) | 5,131.03 mi (8,257.59 km) |
| Pfedelbach to Orange (California) | 5,855.28 mi (9,423.16 km) |
| Pfedelbach to Orange (Texas) | 5,218.12 mi (8,397.75 km) |
| Pfedelbach to Orange City (Florida) | 4,768.23 mi (7,673.72 km) |
| Pfedelbach to Orangeburg (South Carolina) | 4,528.49 mi (7,287.91 km) |
