| City: | El Monte, California |
| County: | Los Angeles County |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 10:08:51 PM |
| Population: | No Population Data |
| Area Codes: | 323 / 626 / 738 |
| Classification: | PO Box |
| Coordinates: | 34.0689, -118.0268 |
| Quick Link: |
ZIP code 91734 exists solely for the El Monte post office on Valley Boulevard in Los Angeles County, California. It doesn't have residential territory of its own. Instead, it sits as a point location within ZIP 91731, which handles street delivery for El Monte.
The post office maintains 741 PO Boxes and serves 173 businesses. For a PO Box-only ZIP in a densely populated urban area, that's a substantial operation. El Monte residents who want PO Box service rather than home delivery use this facility. The 91731 ZIP handles carrier routes for the broader city.
Valley Boulevard is the post office's address, and 112 of the ZIP+4 records tie to this street. Building records list "EL MONTE CA S&DC," indicating this location also functions as a Sorting and Distribution Center. That makes it more than a simple retail post office.
Nearby neighborhoods include Downtown El Monte, Mountain View, Rosemead, and Temple City. Anyone in these communities can rent a PO Box at the Valley Boulevard location. It isn't a PO Box Only Zone, so residents have the option of street delivery through 91731 if they prefer.
Valley Boulevard is the post office address where all PO Box service is provided.
ZIP Code 91734 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: | 2,200Source: 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 |
ZIP Code 91734 is located in Los Angeles County, California, within the Los Angeles-Long Beach-Anaheim, CA Metropolitan Statistical Area (CBSA 31080) and California's 31st Congressional District. This Metro area has a population of 13,012,469 people, about 0.00% of whom live in ZIP Code 91734, 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: | 13,012,469Source: Census |
| MSA: | Los Angeles-Riverside-Orange County, CASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 31Source: USPS |
| Congressional Land Area: | 218.24 sq miSource: Census |
| PMSA: | Los Angeles-Long Beach, CA PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 0622230Source: Census |
| Place Name: | El Monte city; CaliforniaSource: Census |
We could not locate which school district 91734 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.
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.