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ARMSTRONG, IL ZIP Code

CityARMSTRONG
StateIllinois
ZIP Codes count1 (see all)
Post offices count2 (see all)
ZIP Code for ARMSTRONG, Illinois
61812
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.

ZIP Codes for ARMSTRONG, IL by streets

Select a street from the list to find ZIP+4 code by address (street and house number)

List of ARMSTRONG, IL ZIP Codes

ZIPTYPEPOPULATION
61812STANDARD357

Post offices

ARMSTRONG — Post Office™
30515 ARMSTRONG RD ARMSTRONG, IL 61812-9998
POTOMAC — Post Office™
107 W STATE ST POTOMAC, IL 61865-9998

Envelope example

On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:

  1. Recipient's full name
  2. Full street address
  3. City, State, and ZIP Code

Using the same format, write the return address in the top left corner.

Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.
The recipient address information is provided for your reference.
The recipient address information is provided for your reference.

Address example

3414 ARMSTRONG CT
ARMSTRONG IL  61812-6801
1896 E 2700 NORTH RD
ARMSTRONG IL  61812-6830
1977 E 2800 NORTH RD
ARMSTRONG IL  61812-6824
30423 GILBERT
ARMSTRONG IL  61812-6916
30454 SMITH
ARMSTRONG IL  61812-6910
3611 US ROUTE 136
ARMSTRONG IL  61812-6897

Map

ZIP Codes for other locations

State for ARMSTRONG
Illinois ZIP Codes
Other cities in Illinois
CHICAGOSPRINGFIELDPEORIAROCKFORDAURORAARLINGTONARLINGTON HEIGHTSARMINGTONARMSTRONGARNOLDAROMA PARKARRINGTON