Postal reference
ZIP 91001, California
ZIP code 91001 is associated with Altadena in California in the GeoNames postal reference.
Reference details
- State
- California (CA)
- ZIP code
- 91001
- Associated localities
- Altadena
- County names in postal records
- Los Angeles
- Approximate postal point
- 34.1912, -118.1392
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.