| City: | Wilmington, North Carolina |
| Names to Avoid: | Wilm |
| County: | New Hanover County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 7:59:51 PM |
| Population: | No Population Data |
| Area Codes: | 472 / 910 |
| Classification: | PO Box |
| Coordinates: | 34.2259, -77.9451 |
| Quick Link: |
ZIP 28404 serves the downtown core of Wilmington, North Carolina as a dedicated PO Box facility. The post office maintains 158 PO Boxes and processes mail for 197 businesses along Market Street, the historic main commercial corridor running through the city's central business district. This ZIP doesn't cover residential neighborhoods, instead operating as a mailing address hub for businesses that need a downtown Wilmington address without using street locations.
Residents and businesses in the area receive street delivery through neighboring ZIPs, primarily 28401 and 28411. The single carrier route serves Market Street only, where most addresses use unit numbers for different suites within commercial buildings. The facility's classification as PO Box-only reflects its specialized role in Wilmington's postal infrastructure rather than any limitation in local delivery options.
Market Street is Wilmington's historic main commercial corridor, and it's the only street served by this specialized PO Box facility. The 67 delivery points are primarily commercial suites within downtown buildings.
ZIP Code 28404 supports both business and residential activity. According to the Business Census (2024), there are 11 business establishments, employing about 88 people with an annual payroll of $4,490,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 7,033Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 11Source: CBP |
| 1st Quarter Payroll: | $1,240,000Source: CBP |
| Annual Payroll: | $4,490,000Source: CBP |
| # of Employees: | 88Source: CBP |
ZIP Code 28404 is located in New Hanover County, North Carolina, within the Wilmington, NC Metropolitan Statistical Area (CBSA 48900) and North Carolina's 7th Congressional District. This Metro area has a population of 362,315 people, about 0.00% of whom live in ZIP Code 28404. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Wilmington, NCSource: Census |
| CBSA Number: | 48900Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 362,315Source: Census |
| MSA: | Wilmington, NC MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 07Source: USPS |
| Congressional Land Area: | 6161.77 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 3774440Source: Census |
| Place Name: | Wilmington city; North CarolinaSource: Census |
We could not locate which school district 28404 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.