ZIP Codes in Whittier, CA
Whittier uses 6 ZIP codes, all in Los Angeles County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 6 Whittier ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 90601 | standard | Los Angeles | 30,078 |
| 90602 | standard | Los Angeles | 25,905 |
| 90603 | standard | Los Angeles | 21,118 |
| 90604 | standard | Los Angeles | 39,276 |
| 90605 | standard | Los Angeles | 39,387 |
| 90606 | standard | Los Angeles | 32,057 |
Finding a ZIP+4 in Whittier
Knowing which of these 6 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 Whittier street almost always have different ZIP+4 codes even though they share all five leading digits.
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