| City: | Detroit, Michigan |
| Names to Avoid: | Chase Bank |
| County: | Wayne County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 10:14:05 PM |
| Population: | No Population Data |
| Area Codes: | 248 / 313 / 586 / 734 / 947 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 42.3317, -83.0456 |
| Quick Link: |
Chase Bank maintains a second dedicated ZIP code, 48278, in Wayne County, Michigan, separate from its primary Detroit designation at 48277. As a subsidiary of JPMorgan Chase, one of America's largest financial institutions, the bank operates extensive mail processing infrastructure to handle correspondence for over 1.3 million customers in the Detroit metropolitan area. This unique postal designation was established in June 2006.
With 19 routing codes on file, this ZIP serves a specialized mail function distinct from the bank's primary correspondence operations. JPMorgan Chase has operated in Detroit for over 90 years and has invested more than $2 billion in the city since 2014. The bank maintains numerous branches throughout Detroit including locations on Woodward Avenue, Grand Boulevard, and Michigan Avenue. Detroit is the valid mailing city for this designation.
| Residential: | 0 |
| Business: | 1 |
ZIP Code 48278 is assigned to a single organization or institution. Detailed business demographics are not published for unique ZIP Codes.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 1Source: 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 48278 is located in Wayne County, Michigan, within the Detroit-Warren-Dearborn, MI Metropolitan Statistical Area (CBSA 19820) and Michigan's 13rd Congressional District. This Metro area has a population of 4,296,250 people, about 0.00% of whom live in ZIP Code 48278, and is subdivided into the Detroit-Dearborn-Livonia, 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: | Detroit-Dearborn-Livonia, MI (CBSA Div 19804)Source: Census |
| CBSA Population: | 4,296,250Source: Census |
| MSA: | Detroit-Ann Arbor-Flint, MI CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 13Source: USPS |
| Congressional Land Area: | 184.85 sq miSource: Census |
| PMSA: | Detroit, MI PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 2622000Source: Census |
| Place Name: | Detroit city; MichiganSource: Census |
We could not locate which school district 48278 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.