ZIP Code 91077 in Arcadia, CA

Data Last Updated: February 1, 2026
City:Arcadia, California
County:Los Angeles County
Timezone:Pacific (GMT -08:00)
Local Time:9:35:26 AM
Population:No Population Data
Area Code:626
Classification:PO Box
Coordinates:34.1398, -118.0346
Quick Link:
https://www.zip-codes.com/zip-code/91077/zip-code-91077.asp

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91077 Arcadia, CA - Commercial Facility ZIP

ZIP Code 91077, Arcadia

Small Town Unique ZIP No Census Data
LocationLos Angeles County, CA
Area0 sq mi Single Point
Delivery Points504 (174 businesses)
PO Boxes330
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 91007
Key Facts
  • This ZIP serves a single commercial building on W Duarte Rd with no residential population
  • With 330 PO Boxes and 174 business delivery points concentrated at one address, this is a multi-tenant business facility
  • The facility uses UNIT designators for 84 individual business addresses within the building
  • Arcadia's residential areas use different ZIP codes (91006, 91007); this ZIP is exclusively for business mail
  • The location is physically enclosed within ZIP code 91007's delivery territory

Facility Overview

ZIP code 91077 serves a single commercial location in Arcadia, California. This isn't a residential neighborhood. It's a business-focused facility at W Duarte Rd in the Los Angeles metro area.

Business Mail Services

The post office maintains 330 PO Boxes and delivers to 174 business addresses, all concentrated at one street address. With 84 ZIP+4 records for W Duarte Rd showing UNIT designators, this appears to be a multi-tenant commercial building or business complex where individual businesses receive mail through numbered units.

Relationship to Arcadia

Arcadia residents don't use this ZIP code for home delivery. The city has other ZIP codes (91006, 91007) that handle residential mail. ZIP 91077 exists specifically for this commercial facility's PO Box services and business mail needs.

Mailing Information

Mail addressed to 91077 goes to the post office facility serving this location. Businesses at this address can use either PO Box format or the street address with unit numbers.

Street Name Patterns

Single Building Business Units

All mail delivery concentrates at a single address on W Duarte Rd with multiple business units.

Nearby Areas

Arcadia Temple City East Pasadena East San Gabriel San Marino

Business & Employment Statistics


ZIP Code 91077 is designated for PO Box delivery only; business establishment and employment data are not available.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:503Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:0Source: CBP
1st Quarter Payroll:$0Source: CBP
Annual Payroll:$0Source: CBP
# of Employees:0Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 91077 is located in Los Angeles County, California, within the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area (CBSA 31080) and California's 28th Congressional District. This Metro area has a population of 0 people, about 0.00% of whom live in ZIP Code 91077, and is subdivided into the Los Angeles-Long Beach-Glendale, CA division. It covers 0 sq mi of land and a water area of 0 sq mi.

CBSA Name:Los Angeles-Long Beach-Anaheim, CASource: Census
CBSA Number:31080Source: Census
CBSA Type:MetroSource: Census
CBSA Division:Los Angeles-Long Beach-Glendale, CA (CBSA Div 31084)Source: Census
CBSA Population:0Source: Census
MSA:Los Angeles-Riverside-Orange County, CASource: Census
Land Area:--Source: Census
Water Area:--Source: Census
Congressional District:28Source: USPS
Congressional Land Area:218.45 sq miSource: Census
PMSA:Los Angeles-Long Beach, CA PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:0602462Source: Census
Place Name:Arcadia city; CaliforniaSource: Census

Adjacent & Nearby ZIP Codes


91101 | | 91066

Schools in ZIP Code 91077


We could not locate which school district 91077 belongs to, but we will update this once new district data is released. There are no public schools nor private schools with a mailing address in this ZIP Code. Listing Nearby schools instead. It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

First Avenue Middle 301 South First Ave.
Arcadia, CA 91006
District: Arcadia Unified School DistrictNearby
Rancho Learning Center (Alternative) 150 South Third Ave.
Arcadia, CA 91006
District: Arcadia Unified School DistrictNearby
Arcadia High 180 Campus Dr.
Arcadia, CA 91007
District: Arcadia Unified School DistrictNearby
Foothills Middle 171 East Sycamore Ave.
Arcadia, CA 91006
District: Arcadia Unified School DistrictNearby
Holly Avenue Elementary 360 West Duarte Rd.
Arcadia, CA 91007
District: Arcadia Unified School DistrictNearby
Excelsior School 41 W Santa Clara St
Arcadia, CA 91007
District: Private SchoolNearby
Renaissance Academy 325 N Santa Anita Ave
Arcadia, CA 91006
District: Private SchoolNearby
Arroyo Pacific Academy 325 N Santa Anita Ave
Arcadia, CA 91006
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 91077


Palladium Technical Academy Inc 10229 Lower Azusa Rd.
Temple City, CA 91780
Type: Post Secondary
Professional Institute Of Beauty 10801 E. Valley Mall
El Monte, CA 91731
Type: Post Secondary
Pasadena City College 1570 E Colorado Blvd.
Pasadena, CA 91106-2003
Type: Post Secondary
Premiere Career College 12901 Ramona Blvd
Irwindale, CA 91706-3746
Type: Post Secondary
Regan Career Institute 3144 Santa Anita Avenue, 2nd Floor
El Monte, CA 91733-3254
Type: Post Secondary
Baldwin Park Adult & Community Education 4640 N. Maine Ave
Baldwin Park, CA 91706-4221
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov