ZIP Codes in San Luis Obispo, CA
San Luis Obispo uses 6 ZIP codes, all in San Luis Obispo County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 6 San Luis Obispo ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 93401 | standard | San Luis Obispo | 29,202 |
| 93405 | standard | San Luis Obispo | 25,002 |
| 93407 | standard | San Luis Obispo | 347 |
| 93408 | standard | San Luis Obispo | 6 |
| 93409 | standard | San Luis Obispo | 2,952 |
| 93410 | standard | San Luis Obispo | 7,396 |
Finding a ZIP+4 in San Luis Obispo
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 San Luis Obispo street almost always have different ZIP+4 codes even though they share all five leading digits.
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