16 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 61554 | Pekin | 40,783 |
| 61571 | Washington | 24,544 |
| 61611 | East Peoria | 23,698 |
| 61550 | Morton | 18,688 |
| 61610 | Creve Coeur | 4,572 |
| 61755 | Mackinaw | 4,436 |
| 61568 | Tremont | 4,402 |
| 61546 | Manito | 3,682 |
| 61734 | Delavan | 2,500 |
| 61534 | Green Valley | 1,984 |
| 61535 | Groveland | 1,906 |
| 61747 | Hopedale | 1,504 |
| 61759 | Minier | 1,263 |
| 61564 | South Pekin | 1,000 |
| 61733 | Deer Creek | 944 |
| 61721 | Armington | 541 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 16 ZCTAs in Tazewell County, Illinois (US Census).