| Duncan to Newark (New Jersey) | 1,362.93 mi (2,193.42 km) |
| Duncan to Newark (Ohio) | 931.73 mi (1,499.47 km) |
| Duncan to Newberg (Oregon) | 1,511.91 mi (2,433.18 km) |
| Duncan to Newberry (South Carolina) | 929.47 mi (1,495.83 km) |
| Duncan to Newburyport (Massachusetts) | 1,557.75 mi (2,506.96 km) |
| Duncan to Newcastle (Oklahoma) | 51.65 mi (83.12 km) |
| Duncan to Newcastle (Washington) | 1,539.13 mi (2,476.99 km) |
| Duncan to Newington (Virginia) | 1,182.03 mi (1,902.29 km) |
| Duncan to Newington Forest (Virginia) | 1,180.19 mi (1,899.34 km) |
| Duncan to Newman (California) | 1,303.20 mi (2,097.30 km) |
| Duncan to Newnan (Georgia) | 757.08 mi (1,218.41 km) |
| Duncan to Newport (Kentucky) | 805.72 mi (1,296.68 km) |
| Duncan to Newport (Oregon) | 1,546.75 mi (2,489.25 km) |
| Duncan to Newport (Rhode Island) | 1,518.30 mi (2,443.47 km) |
| Duncan to Newport Beach (California) | 1,141.38 mi (1,836.87 km) |
