Postal reference
ZIP 94552, California
ZIP code 94552 is associated with Castro Valley in California in the GeoNames postal reference.
Reference details
- State
- California (CA)
- ZIP code
- 94552
- Associated localities
- Castro Valley
- County names in postal records
- Alameda
- Approximate postal point
- 37.7131, -122.0381
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.