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ZIP Code 5: 40121 - FORT KNOX, KY

ZIP Code 40121 is the postal code in FORT KNOX, KY. Besides the basic information, it also lists the full ZIP code and the address of ZIP code 40121. Whatsmore, there is more information related to ZIP Code 40121. For example, nearby ZIP code around ZIP Code 40121, etc.

ZIP 40121 Basic Information

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The basic information of ZIP Code 40121 is as follows, including: country, county, city, FIPS and etc.

StateCountyCityZIP Code 5
KY - KentuckyHardin CountyFORT KNOX40121
KY - KentuckyMeade CountyFORT KNOX40121

📌It means zip code 40121 is across counties/cities.

What is the plus 4 zip code for 40121 ZIP Code? Below is the detail.

40121 ZIP+4 Code List

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What are the 4 digit zip extensions of ZIP Code 40121? ZIP code 40121 has many plus 4 codes, and each plus 4 code corresponds to one or more addresses. Below we list all the ZIP+4 codes and their addresses in the ZIP Code 40121. You can find a 9-digit ZIP Code by a full address.

ZIP Code 5 Plus 4 Address
40121-0661 PO BOX 661 (From 661 To 780), FORT KNOX, KY
40121-0781 PO BOX 781 (From 781 To 900), FORT KNOX, KY
40121-0901 PO BOX 901 (From 901 To 1000), FORT KNOX, KY
40121-1001 PO BOX 1001 (From 1001 To 1120), FORT KNOX, KY
40121-1121 PO BOX 1121 (From 1121 To 1240), FORT KNOX, KY
40121-1241 PO BOX 1241 (From 1241 To 1360), FORT KNOX, KY
40121-1361 PO BOX 1361 (From 1361 To 1480), FORT KNOX, KY
40121-1481 PO BOX 1481 (From 1481 To 1600), FORT KNOX, KY
40121-1833 5448 BRETT DR, FORT KNOX, KY
40121-1835 5833 (From 5833 To 5837 Odd) BRETT DR, FORT KNOX, KY

If you can't find the 40121 plus 4 zip code you need on this page, we recommend you to use the the feature of Quick Select.

Post Office in ZIP Code 40121

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FORT KNOX is the only post office in ZIP Code 40121. You can find the address, phone number, and interactive map below. Click to view the service and service hours about FORT KNOX.

  • FORT KNOX Post Office more-info

    Address 120 N KNOX ST FRNT, FORT KNOX, KY, 40121-9908

    Phone 502-942-1244

    *Lot Parking Available

How to write a U.S. envelope?

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  • First, you need to fill in the recipient's mailing information in the center of the envelope. The first line is the recipient's name, the second line is the street address with a detailed house number, and the last line is the city, state abbr, and ZIP Code.

    Second, write the sender's information on the left top corner of the envelope. If your mail cannot be delivered, it will return to the sender's address.

    Finally, don't forget to stick the stamp on the right top corner. Otherwise, the letter will not go into the delivery process.

    Here is the envelope example below.

    ZIP Code: 40121

What does each digit of ZIP Code 40121 stand for?

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  • The first digit designates a national area, which ranges from zero for the Northeast to nine for the far West.

    The 2-3 digits represent a sectional center facility in that region.

    The last two digits designate small post offices or postal zones.

    ZIP Code: 40121

Random Address in ZIP 40121

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ZIP Code 40121 has 3,106 real random addresses, you can clicking the picture below to get random addresses in ZIP Code 40121.

ZIP Code:40121

ZIP 40121 Online Map

ZIP 40121 Online Map

This is online map of the address FORT KNOX, Hardin County, Kentucky. You may use button to move and zoom in / out. The map information is for reference only.

ZIP 40121 NearBy ZIP Code

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The Nearby ZIP Codes are 40122, 40159, 40160, 40177, and 40155, you can find ZIP codes in a 25km radius around ZIP Code 40121 and the approximate distance between the two ZIP codes.
The data has a slight deviation for your reference only.

ZIP CodeDistance (Kilo Meters)
401223.26
401593.616
401605.876
401777.49
4015512.211
4017514.807
4016216.432
4011717.596
4015018.239
4270220.24
4270120.876
4016521.565
4027222.816
4010823.676
4713523.991
4016624.952
4272424.996
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Museum in ZIP Code 40121

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PATENT MUSEUM is the only museum in ZIP Code 40121. You can find the address and phone number, and museum discipline below. Click the link to find more information about PATENT MUSEUM.
ZIP Code 5: 40121 - FORT KNOX

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