Zip Code 94028 - Portola Valley, San Mateo, CA, United States
Zip Code 94028 Data
| Zip Code | 94028 |
|---|---|
| Area 1 (City, County) | Portola Valley, San Mateo |
| Area 2 (City, County) | Menlo Park, San Mateo |
| Area 3 (City, County) | Portola Vally, San Mateo |
| State | California |
| State FIPS | 06 |
| Latitude | 37.36888 |
| Longitude | -122.214268 |
| Timezone | 8 |
| Daylight | Yes |
| Country | United States |