ZIP Codes in Fort Pierce, FL
Fort Pierce uses 8 ZIP codes, all in St. Lucie County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 8 Fort Pierce ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 34945 | standard | St. Lucie | 6,321 |
| 34946 | standard | St. Lucie | 6,852 |
| 34947 | standard | St. Lucie | 12,804 |
| 34949 | standard | St. Lucie | 7,470 |
| 34950 | standard | St. Lucie | 17,461 |
| 34951 | standard | St. Lucie | 17,148 |
| 34981 | standard | St. Lucie | 5,031 |
| 34982 | standard | St. Lucie | 31,143 |
Finding a ZIP+4 in Fort Pierce
Knowing which of these 8 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 Fort Pierce street almost always have different ZIP+4 codes even though they share all five leading digits.
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