ZIP Codes in Lake Charles, LA
Lake Charles uses 7 ZIP codes, all in Calcasieu, Cameron Counties. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 7 Lake Charles ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 70601 | standard | Calcasieu | 30,872 |
| 70605 | standard | Calcasieu | 40,482 |
| 70607 | standard | Cameron | 27,080 |
| 70609 | standard | Calcasieu | 357 |
| 70611 | standard | Calcasieu | 22,124 |
| 70615 | standard | Calcasieu | 12,980 |
| 70629 | standard | Calcasieu | — |
Finding a ZIP+4 in Lake Charles
Knowing which of these 7 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 Lake Charles street almost always have different ZIP+4 codes even though they share all five leading digits.
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