Placer County ZIP Codes
Placer County is a county of California.
- ZIP codes
- 29
- Cities & towns
- 24
- Area codes
- 4
- Land area
- 1,407 sq mi
Every ZIP code in Placer County
| ZIP code | City |
|---|---|
| 95602 | Auburn |
| 95603 | Auburn |
| 95604 | Auburn |
| 95631 | Foresthill |
| 95648 | Lincoln |
| 95650 | Loomis |
| 95658 | Newcastle |
| 95661 | Roseville |
| 95663 | Penryn |
| 95677 | Rocklin |
| 95678 | Roseville |
| 95681 | Sheridan |
| 95701 | Alta |
| 95703 | Applegate |
| 95713 | Colfax |
| 95714 | Dutch Flat |
| 95715 | Emigrant Gap |
| 95717 | Gold Run |
| 95722 | Meadow Vista |
| 95736 | Weimar |
| 95746 | Granite Bay |
| 95747 | Roseville |
| 95765 | Rocklin |
| 96140 | Carnelian Bay |
| 96141 | Homewood |
| 96143 | Kings Beach |
| 96145 | Tahoe City |
| 96146 | Olympic Valley |
| 96148 | Tahoe Vista |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Placer County codes above are listed without a column we would have to invent.
Cities and towns in Placer County
A further 18 places in Placer County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.
Area codes covering Placer County
Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.
Where Placer County's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Scope every ZIP code recorded in Placer County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated . The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.