ZIP Code 40020 – Fairfield, Kentucky | ZipsCode.us
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ZIP Code 40020
Fairfield, Kentucky · Nelson
ZIP code 40020 belongs to the city of Fairfield in Kentucky (Nelson). See all Kentucky ZIP Codes.
ZIP code 40020 belongs to Fairfield, Kentucky, in Nelson. If you are mailing a letter or package to this area, use Fairfield, KY 40020 in the address. On this page you will find the city and county for 40020, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 40020?
The city for ZIP code 40020 is Fairfield, Kentucky. When you write an address in this area, the correct format is: Name, Street Address, Fairfield, KY 40020.
ZIP Code 40020 County and State
ZIP code 40020 is located in Nelson, Kentucky. For a complete list of cities and ZIP codes across the state, see the Kentucky ZIP Codes page.
Nearby ZIP Codes in Nelson
These ZIP codes are in the same county as 40020:
ZIP Code 40020 on the Map
The map below shows the approximate center of ZIP code 40020, near Fairfield, Kentucky. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 37.934, -85.3862). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 40020
According to public U.S. Census Bureau data, ZIP code 40020 is home to a community in Kentucky. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 40020
Need the full ZIP+4 code for a specific street address in Fairfield? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 40020?
ZIP code 40020 is for Fairfield, Kentucky.
What county is ZIP code 40020 in?
ZIP code 40020 is in Nelson, Kentucky.
What state is ZIP code 40020 in?
ZIP code 40020 is in Kentucky (KY).
How do I find the ZIP+4 for an address in 40020?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 40020?
Nearby ZIP codes include 40004 (Bardstown), 40008 (Bloomfield), 40012 (Chaplin), 40013 (Coxs Creek), 40048 (Nazareth).
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