ZIP Codes in Calpine, CA
Calpine uses 1 ZIP code, all in Sierra County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 1 Calpine ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 96124 | standard | Sierra | 387 |
Finding a ZIP+4 in Calpine
Knowing which of these 1 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 Calpine street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
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