| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 96009 | Bieber | Lassen County | PO Box |
| 96056 | Mcarthur | Lassen County | Standard |
| 96068 | Nubieber | Lassen County | PO Box |
| 96109 | Doyle | Lassen County | Standard |
| 96113 | Herlong | Lassen County | PO Box |
| 96114 | Janesville | Plumas County | Standard |
| 96117 | Litchfield | Lassen County | Standard |
| 96119 | Madeline | Lassen County | PO Box |
| 96121 | Milford | Lassen County | Standard |
| 96123 | Ravendale | Lassen County | Standard |
| 96127 | Susanville | Lassen County | PO Box |
| 96128 | Standish | Lassen County | Standard |
| 96130 | Susanville | Lassen County | Standard |
| 96132 | Termo | Lassen County | Standard |
| 96136 | Wendel | Lassen County | Standard |
| 96137 | Westwood | Plumas County | Standard |