ZIP Code 94581 is located in Napa California. 94581 is entirely within Napa County. Regionally, it is located in the Metro Bay Area.
| ZIP Code Name | Napa |
| Primary County | Napa County |
| ZIP Code Type | PO Box |
| Current Time | PDT |
| Coordinates | 38.29684830,-122.28678894 |
| Adjacent ZIP Codes | |
| Region | Metro Bay Area |
| Metropolitan/Micropolitan Stat Area | Napa, CA |
| Time Zone | Pacific Daylight Time |
| IANA Timezone | America/Los_Angeles |
| US Congressional Districts in 94581 | |
| California State Senate Districts in 94581 | |
| California State Assembly Districts in 94581 |