40121 postal code
United StatesUpdated 2026-11-09Fort Knox, KentuckyHardin5 digits
Postal code details
1 placeCode
40121
Place
Fort Knox
Region
Kentucky
County
Hardin
Coordinates
37.8928, -85.9489
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗
37.8928, -85.9489© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Fort Knox | Kentucky | Hardin | 37.8928, -85.9489 |
FAQ
Which city is 40121 in?
Fort Knox, Kentucky, United States.
What are the coordinates of 40121?
37.8928, -85.9489
Is 40121 used in other countries?
Yes, 8 other countries.
Updated 2026-11-09. Attribution in Data & license.