Joliet, IL ZIP Codes
Joliet, Illinois has 8 ZIP codes: 7 for street addresses (, , , , , and 1 more) and 1 for PO boxes ().
Your street decides which one you use.
Which Joliet ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Joliet ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
60434 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Joliet city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Joliet ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 60421 | street delivery; mail may be addressed to Elwood Elwood |
| 60431 | street delivery Joliet |
| 60432 | street delivery Joliet |
| 60433 | street delivery Joliet |
| 60434 | PO boxes at the Joliet post office Joliet |
| 60435 | street delivery Joliet |
| 60436 | street delivery Joliet |
| 60586 | street delivery; mail may be addressed to Plainfield Plainfield |
ZIP codes from nearby towns that reach into Joliet
- 60447, mailing town Minooka, covers 7 percent of Joliet
Why your mail may say Joliet when you live outside it
Joliet ZIP codes also cover Jackson Township, Joliet Township and Florence Township, so a letter addressed to Joliet can go to a home outside the city limits.
The reverse happens too: parts of Joliet use 60447, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Will County property records show which city you are in.
Joliet ZIP code questions
What is the main ZIP code for Joliet?
60431, the ZIP code of the main Joliet post office at 2000 McDonough St.
Which Joliet ZIP codes are for PO boxes only?
60434. Mail to it goes to boxes at the post office, not to street addresses.
What county is Joliet in?
Will County, with parts in Kendall County.
ZIP codes for towns near Joliet
More towns near Joliet: Orland Park, Tinley Park, Aurora, Downers Grove, Wheaton, Oak Lawn, Lombard, Carol Stream, Glendale Heights.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections