| City: | Warren, Michigan |
| County: | Macomb County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:12:16 AM |
| Population: | No Population Data |
| Area Code: | 586 |
| Classification: | PO Box |
| Coordinates: | 42.4775, -83.0279 |
| Quick Link: |
This ZIP operates primarily as a box delivery point for Macomb County customers who prefer centralized mail pickup. The facility serves 342 registered businesses alongside residential customers. Street delivery for Warren addresses typically comes through adjacent ZIP codes like 48092, which handles carrier routes in the broader community. The post office's location on Mound Road makes it a convenient option for customers seeking PO Box service rather than residential delivery.
Mound Road is the single street associated with this ZIP's limited delivery area, serving as a major north-south corridor through Warren's northwest section. The concentration on one major road reflects this ZIP's primary function as a PO Box facility rather than a residential delivery zone.
ZIP Code 48090 supports both business and residential activity. According to the Business Census (2024), there are 17 business establishments, employing about 31,404 people with an annual payroll of $3,715,520,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 1,063Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 17Source: CBP |
| 1st Quarter Payroll: | $1,579,237,000Source: CBP |
| Annual Payroll: | $3,715,520,000Source: CBP |
| # of Employees: | 31,404Source: CBP |
ZIP Code 48090 is located in Macomb County, Michigan, within the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area (CBSA 19820) and Michigan's 10th Congressional District. This Metro area has a population of 4,367,620 people, about 0.00% of whom live in ZIP Code 48090, and is subdivided into the Warren-Troy-Farmington Hills, MI division. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Detroit-Warren-Dearborn, MISource: Census |
| CBSA Number: | 19820Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | Warren-Troy-Farmington Hills, MI (CBSA Div 47664)Source: Census |
| CBSA Population: | 4,367,620Source: Census |
| MSA: | Detroit-Ann Arbor-Flint, MI CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 10Source: USPS |
| Congressional Land Area: | 4140.44 sq miSource: Census |
| PMSA: | Detroit, MI PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 2684000Source: Census |
| Place Name: | Warren city; MichiganSource: Census |
We could not locate which school district 48090 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 January 1, 2026.