| Vernier to Olympia Heights (Florida) | 4,794.40 mi (7,715.84 km) |
| Vernier to Omaha (Nebraska) | 4,732.98 mi (7,617.00 km) |
| Vernier to On Top of the World Designated Place (Florida) | 4,726.05 mi (7,605.85 km) |
| Vernier to Onalaska (Wisconsin) | 4,428.38 mi (7,126.78 km) |
| Vernier to Oneida (New York) | 3,839.58 mi (6,179.20 km) |
| Vernier to Oneonta (New York) | 3,838.47 mi (6,177.42 km) |
| Vernier to Ontario (California) | 5,878.59 mi (9,460.68 km) |
| Vernier to Ontario (Oregon) | 5,299.63 mi (8,528.92 km) |
| Vernier to Opa-locka (Florida) | 4,782.37 mi (7,696.48 km) |
| Vernier to Opelika (Alabama) | 4,698.82 mi (7,562.03 km) |
| Vernier to Opelousas (Louisiana) | 5,087.72 mi (8,187.90 km) |
| Vernier to Orange (California) | 5,899.01 mi (9,493.54 km) |
| Vernier to Orange (Texas) | 5,178.42 mi (8,333.86 km) |
| Vernier to Orange City (Florida) | 4,688.97 mi (7,546.16 km) |
| Vernier to Orangeburg (South Carolina) | 4,463.89 mi (7,183.93 km) |
