| Nanticoke to Olympia Heights (Florida) | 1,097.77 mi (1,766.69 km) |
| Nanticoke to Omaha (Nebraska) | 1,039.65 mi (1,673.16 km) |
| Nanticoke to On Top of the World Designated Place (Florida) | 907.32 mi (1,460.20 km) |
| Nanticoke to Onalaska (Wisconsin) | 794.83 mi (1,279.15 km) |
| Nanticoke to Oneida (New York) | 130.80 mi (210.50 km) |
| Nanticoke to Oneonta (New York) | 99.12 mi (159.52 km) |
| Nanticoke to Ontario (California) | 2,307.26 mi (3,713.18 km) |
| Nanticoke to Ontario (Oregon) | 2,071.16 mi (3,333.21 km) |
| Nanticoke to Opa-locka (Florida) | 1,084.81 mi (1,745.84 km) |
| Nanticoke to Opelika (Alabama) | 784.06 mi (1,261.82 km) |
| Nanticoke to Opelousas (Louisiana) | 1,160.61 mi (1,867.82 km) |
| Nanticoke to Orange (California) | 2,325.33 mi (3,742.25 km) |
| Nanticoke to Orange (Texas) | 1,252.70 mi (2,016.02 km) |
| Nanticoke to Orange City (Florida) | 898.20 mi (1,445.52 km) |
| Nanticoke to Orangeburg (South Carolina) | 595.62 mi (958.55 km) |
