Fort Knox zipcode
| City | Fort Knox |
| ZIP Code | 40121 |
| Type | Standard |
| State Code | KY |
| State | Kentucky |
ZIP code of Fort Knox is 40121. This place is located in Kentucky state in US. To send any postal service to Fort Knox, you must use 40121 zipcode.
| City | Fort Knox |
| ZIP Code | 40121 |
| Type | Standard |
| State Code | KY |
| State | Kentucky |
ZIP code of Fort Knox is 40121. This place is located in Kentucky state in US. To send any postal service to Fort Knox, you must use 40121 zipcode.
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