Will County ZIP Codes
Will County is a county of Illinois.
- ZIP codes
- 33
- Cities & towns
- 25
- Area codes
- 6
- Land area
- 836 sq mi
Every ZIP code in Will County
| ZIP code | City |
|---|---|
| 60401 | Beecher |
| 60403 | Crest Hill |
| 60404 | Shorewood |
| 60408 | Braidwood |
| 60410 | Channahon |
| 60417 | Crete |
| 60421 | Elwood |
| 60423 | Frankfort |
| 60428 | Markham |
| 60431 | Joliet |
| 60432 | Joliet |
| 60433 | Joliet |
| 60434 | Joliet |
| 60435 | Joliet |
| 60436 | Joliet |
| 60440 | Bolingbrook |
| 60441 | Lockport |
| 60442 | Manhattan |
| 60446 | Romeoville |
| 60448 | Mokena |
| 60449 | Monee |
| 60451 | New Lenox |
| 60468 | Peotone |
| 60481 | Wilmington |
| 60484 | University Park |
| 60487 | Tinley Park |
| 60490 | Bolingbrook |
| 60491 | Homer Glen |
| 60503 | Aurora |
| 60544 | Plainfield |
| 60564 | Naperville |
| 60585 | Plainfield |
| 60586 | Plainfield |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Will County codes above are listed without a column we would have to invent.
Cities and towns in Will County
Area codes covering Will County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
- 331 Area code 331
- 464 Area code 464
- 630 Area code 630
- 708 Area code 708
- 779 Area code 779
- 815 Area code 815
Where Will County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in Will County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.