| Country | United States (US) |
| UN/LOCODE | DUC |
| Name | Duncan |
| Name Without Diacritics | Duncan |
| Region | OK |
| Function Code | --34---- |
| Function | Road, Airport |
| Status Code | AI (Code Adopted By International Organization) |
| Date | 1701 |
| Country | United States (US) |
| UN/LOCODE | DUC |
| Name | Duncan |
| Name Without Diacritics | Duncan |
| Region | OK |
| Function Code | --34---- |
| Function | Road, Airport |
| Status Code | AI (Code Adopted By International Organization) |
| Date | 1701 |