ZIP Code 94562 — Oakville, California
📍 ZIP code 94562 is in Oakville, Napa County, California.
ZIP code 94562 is a PO Box ZIP code assigned by the U.S. Postal Service in Oakville, Napa County, California. It serves post office boxes at a Oakville post office rather than street addresses, which is why the Census Bureau reports no resident population, income or housing figures for it. Mail addressed to 94562 is handled in the Pacific Time Zone and the local area code is 510. The demographic profile of the surrounding community is on the standard delivery ZIP pages for Oakville listed below.
Why there are no demographics for 94562
The Census Bureau publishes demographics for ZIP Code Tabulation Areas (ZCTAs), which are built from populated census blocks. A PO Box ZIP like 94562 has no delivery territory of its own, so there is no ZCTA and no population, income, housing or education estimate to report. This is normal: Napa County and the rest of California have hundreds of PO Box and unique ZIPs of this kind.
How ZIPs and ZCTAs differ is explained on the methodology page.
Nearby Zip Codes
Cities & Places Served
ZIP code 94562 primarily serves Oakville in Napa County, California.