91003 ZIP Code Profile, Map, Data & Demographics

Related Place Profiles:
Altadena, CA
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ZIP Code 91003: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Altadena, CA 91003

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  • ZIP Code Type: PO BOX
  • County: Los Angeles County
  • Centroid: Latitude 34.185, Longitude -118.13
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 165
  • PO Box Addresses: 369
  • Residential Addresses: 370
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1

The ZIP Code maps and database are updated 4 times per year.
Database updated: July 1, 2021, Maps updated: May 5, 2021.

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Altadena, CA 91003 Data & Demographics (As of July 1, 2021)



    ZIP Code 91003 is a PO Box ZIP Code. There is no demographic data available for this type of ZIP Code. However, ZIP Code 91003 is contained within ZIP Code 91001 and perhaps demographic information for this ZIP Code would be of interest to you: ZIP Code 91001 Demographic Information.

Nearby Cities, Towns & Census Designated Places

Altadena, CA (< 0.1 mile)
Pasadena, CA (2.7 miles SSW)
East Pasadena, CA (3.4 miles SE)
La Canada Flintridge, CA (3.4 miles WNW)
San Marino, CA (4.5 miles SSE)
Sierra Madre, CA (4.7 miles ESE)
South Pasadena, CA (4.9 miles SSW)
Arcadia, CA (6.3 miles ESE)
San Gabriel, CA (6.3 miles SSE)
Alhambra, CA (6.3 miles S)

Nearby Neighborhoods, Subdivisions & Other Small Populated Places

Kinneloa Mesa, CA (2.7 miles ESE)
Linda Vista, CA (2.7 miles WSW)
Lamanda Park, CA (3.4 miles SE)
Chapman, CA (3.6 miles SE)
Oak Knoll, CA (4.1 miles S)
Raymond Hill, CA (4.3 miles SSW)
Mount Wilson, CA (4.7 miles NE)
Altacanyada, CA (5.3 miles WNW)
Santa Anita, CA (5.3 miles ESE)
Sparr Heights, CA (5.5 miles W)

Popular Places Near ZIP Code 91003


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