Portola Valley, CA
ZIP Codes in Portola Valley, California
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 94028 | 6,888 | 37.3749, -122.2127 |
Portola Valley has 1 ZIP code
ZIP Codes in Portola Valley, California
January 21, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 94028 | 6,888 | 37.3749, -122.2127 |