| Great Neck to Odessa (Texas) | 1,698.07 mi (2,732.79 km) |
| Great Neck to Ogden (Utah) | 1,977.21 mi (3,182.01 km) |
| Great Neck to Oildale (California) | 2,462.58 mi (3,963.13 km) |
| Great Neck to Ojus (Florida) | 1,089.94 mi (1,754.08 km) |
| Great Neck to Okemos (Michigan) | 565.55 mi (910.17 km) |
| Great Neck to Oklahoma City (Oklahoma) | 1,339.18 mi (2,155.21 km) |
| Great Neck to Okmulgee (Oklahoma) | 1,257.34 mi (2,023.50 km) |
| Great Neck to Olathe (Kansas) | 1,123.73 mi (1,808.47 km) |
| Great Neck to Old Jamestown (Missouri) | 887.37 mi (1,428.09 km) |
| Great Neck to Oldsmar (Florida) | 1,016.35 mi (1,635.66 km) |
| Great Neck to Olean (New York) | 258.87 mi (416.61 km) |
| Great Neck to Olive Branch (Mississippi) | 965.03 mi (1,553.07 km) |
| Great Neck to Olivehurst (California) | 2,504.46 mi (4,030.53 km) |
| Great Neck to Olney (Maryland) | 210.54 mi (338.84 km) |
| Great Neck to Olympia (Washington) | 2,443.01 mi (3,931.64 km) |
