ZIP Codes in Peoria, IL
Peoria uses 9 ZIP codes, all in Peoria County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 9 Peoria ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 61602 | standard | Peoria | 1,163 |
| 61603 | standard | Peoria | 15,356 |
| 61604 | standard | Peoria | 28,313 |
| 61605 | standard | Peoria | 13,424 |
| 61606 | standard | Peoria | 6,684 |
| 61607 | standard | Peoria | 10,600 |
| 61614 | standard | Peoria | 27,370 |
| 61615 | standard | Peoria | 23,523 |
| 61625 | standard | Peoria | 456 |
Finding a ZIP+4 in Peoria
Knowing which of these 9 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 Peoria street almost always have different ZIP+4 codes even though they share all five leading digits.
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