| Duncan to Parma Heights (Ohio) | 996.92 mi (1,604.39 km) |
| Duncan to Parole (Maryland) | 1,218.91 mi (1,961.64 km) |
| Duncan to Parsippany (New Jersey) | 1,352.39 mi (2,176.45 km) |
| Duncan to Pasadena (California) | 1,151.66 mi (1,853.41 km) |
| Duncan to Pasadena (Maryland) | 1,220.47 mi (1,964.16 km) |
| Duncan to Pasadena (Texas) | 374.33 mi (602.43 km) |
| Duncan to Pasadena Hills (Florida) | 1,019.12 mi (1,640.12 km) |
| Duncan to Pascagoula (Mississippi) | 617.41 mi (993.62 km) |
| Duncan to Pasco (Washington) | 1,371.25 mi (2,206.81 km) |
| Duncan to Passaic (New Jersey) | 1,366.92 mi (2,199.85 km) |
| Duncan to Pataskala (Ohio) | 915.87 mi (1,473.94 km) |
| Duncan to Patchogue (New York) | 1,422.86 mi (2,289.87 km) |
| Duncan to Paterson (New Jersey) | 1,365.92 mi (2,198.24 km) |
| Duncan to Patterson (California) | 1,310.79 mi (2,109.51 km) |
| Duncan to Pawtucket (Rhode Island) | 1,520.39 mi (2,446.83 km) |
