zip4lookup

ZIP Codes in Carol Stream, IL

Carol Stream uses 1 ZIP code, all in DuPage County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.

Free. No account needed.

All 1 Carol Stream ZIP codes

ZIPTypeCountyPopulation
60188 standard DuPage 42,307

Finding a ZIP+4 in Carol Stream

Knowing which of these 1 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Carol Stream street almost always have different ZIP+4 codes even though they share all five leading digits.

Appending ZIP+4 to a mailing list?

Upload a CSV of Carol Stream addresses and download it complete.

Bulk lookup API docs