| City: | San Bernardino, California |
| City Alias: | Sn Bernrdno |
| County: | San Bernardino County |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 9:42:30 AM |
| Population: | No Population Data |
| Area Codes: | 840 / 909 / 951 |
| Classification: | PO Box |
| Coordinates: | 34.1216, -117.3022 |
| Quick Link: |
ZIP code 92423 is a PO Box-only ZIP embedded within downtown San Bernardino, California. It doesn't cover a geographic area. Instead, it exists as a point location within ZIP 92415, serving as a dedicated mail zone for PO Box customers and businesses along W Redlands Boulevard.
This ZIP maintains 706 PO Boxes and 252 business delivery points. All 105 ZIP+4 street records trace back to a single address on W Redlands Boulevard, with unit designators indicating multiple tenants or suites. This pattern is typical of a Large Volume Receiver setup, where a single post office location or commercial building generates enough mail volume to warrant its own ZIP code.
San Bernardino's main street delivery comes through sibling ZIP codes like 92401, 92405, and others that cover the city's residential and commercial areas. ZIP 92423 exists specifically for PO Box service. Residents and businesses in nearby neighborhoods like Downtown San Bernardino, Seccombe Lake, Feldheym, and East Valley can rent a box here for a dedicated mailing address separate from their street address.
All delivery points trace to W Redlands Boulevard with unit designators, consistent with a commercial building or post office facility.
ZIP Code 92423 supports both business and residential activity. According to the Business Census (2024), there are 10 business establishments, employing about 84 people with an annual payroll of $2,776,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 926Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 10Source: CBP |
| 1st Quarter Payroll: | $687,000Source: CBP |
| Annual Payroll: | $2,776,000Source: CBP |
| # of Employees: | 84Source: CBP |
ZIP Code 92423 is located in San Bernardino County, California, within the Riverside-San Bernardino-Ontario, CA Metropolitan Statistical Area (CBSA 40140) and California's 23rd and 31st Congressional Districts. This Metro area has a population of 4,224,851 people, about 0.00% of whom live in ZIP Code 92423. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Riverside-San Bernardino-Ontario, CASource: Census |
| CBSA Number: | 40140Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 4,224,851Source: Census |
| MSA: | Los Angeles-Riverside-Orange County, CASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 23,31Source: USPS |
| Congressional Land Area: | 9898, 218.24 sq miSource: Census |
| PMSA: | Riverside-San Bernardino, CA PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 0665000Source: Census |
| Place Name: | San Bernardino city; CaliforniaSource: Census |
We could not locate which school district 92423 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.