BOULDER, IL ZIP Code

CityBOULDER
StateIllinois
ZIP Codes count1 (see all)
Post offices count1 (see all)
ZIP Code for BOULDER, Illinois
62231
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.

List of BOULDER, IL ZIP Codes

ZIPTYPEPOPULATION
62231STANDARD6,608

Post offices

CARLYLE — Post Office
1080 FAIRFAX ST CARLYLE, IL 62231-9998

Envelope example

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.

Map

ZIP Codes for other locations

State for BOULDER
Illinois ZIP Codes
Other cities in Illinois