| Sprimont to Olympia Heights (Florida) | 4,697.38 mi (7,559.71 km) |
| Sprimont to Omaha (Nebraska) | 4,538.29 mi (7,303.68 km) |
| Sprimont to On Top of the World Designated Place (Florida) | 4,610.08 mi (7,419.20 km) |
| Sprimont to Onalaska (Wisconsin) | 4,236.14 mi (6,817.40 km) |
| Sprimont to Oneida (New York) | 3,685.51 mi (5,931.26 km) |
| Sprimont to Oneonta (New York) | 3,688.58 mi (5,936.20 km) |
| Sprimont to Ontario (California) | 5,651.35 mi (9,094.97 km) |
| Sprimont to Ontario (Oregon) | 5,055.41 mi (8,135.89 km) |
| Sprimont to Opa-locka (Florida) | 4,684.97 mi (7,539.73 km) |
| Sprimont to Opelika (Alabama) | 4,560.45 mi (7,339.33 km) |
| Sprimont to Opelousas (Louisiana) | 4,937.06 mi (7,945.43 km) |
| Sprimont to Orange (California) | 5,671.71 mi (9,127.73 km) |
| Sprimont to Orange (Texas) | 5,024.13 mi (8,085.55 km) |
| Sprimont to Orange City (Florida) | 4,576.79 mi (7,365.63 km) |
| Sprimont to Orangeburg (South Carolina) | 4,335.58 mi (6,977.45 km) |
