Skip to content

ZIP code 94309: Palo Alto, CA

94309 is a PO Box or single-organization ZIP code in Palo Alto, California, mainly in Santa Clara County, part of the San Jose-Sunnyvale-Santa Clara, CA metro area.

Loading map…

Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 94309 details

CityPalo Alto
StateCalifornia
CountySanta Clara County
Metro areaSan Jose-Sunnyvale-Santa Clara, CA
Time zonePacific Time (UTC−8), observes daylight saving time
TypePO Box / single organization
Center coordinates37.44190, -122.14300

ZIP codes near 94309

ZIP codeCityDistancePopulation
94309Palo Alto, CAsame location—
94301Palo Alto, CA0.4 mi17,508
94303Palo Alto, CA1.9 mi46,879
94306Palo Alto, CA1.9 mi27,183
94305Stanford, CA2.2 mi18,509
94025Menlo Park, CA2.3 mi40,721
94027Atherton, CA3.4 mi7,002
94304Palo Alto, CA3.4 mi5,000

About ZIP code 94309

What city is ZIP code 94309?

ZIP code 94309 is in Palo Alto, CA, in Santa Clara County.

What county is ZIP code 94309 in?

94309 is mainly in Santa Clara County, California.

Why doesn't 94309 have a population?

94309 is a PO Box or single-organization ZIP code. It has a post office location but no residential delivery area, so the Census Bureau reports no population for it.

What time zone is ZIP code 94309 in?

94309 is in Pacific Time (UTC−8). It observes daylight saving time.

What other ZIP codes does Palo Alto have?

Palo Alto, CA also uses 94301, 94302, 94303, 94304 and 94306.