| City: | Green Bay, Wisconsin |
| County: | Brown County |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 9:11:01 PM |
| Population: | No Population Data |
| Area Codes: | 274 / 715 / 920 |
| Classification: | PO Box |
| Coordinates: | 44.5195, -88.0199 |
| Quick Link: |
ZIP code 54305 serves a commercial hub in downtown Green Bay, Wisconsin. This isn't a residential neighborhood. It's a business-oriented postal zone with zero permanent residents and 4,572 workers employed at 29 establishments. The entire ZIP consists of a single address on N Monroe Ave, suggesting a large office complex or business campus.
The post office maintains 147 PO Boxes alongside 256 business delivery points. Businesses here use boxes for mail handling, privacy, or to maintain a stable address regardless of physical office changes. The ZIP's point-based geometry (MultiPoint) confirms it doesn't cover geographic territory. Instead, it exists within ZIP code 54301, which handles residential mail for the surrounding area.
Green Bay's downtown core houses this commercial enclave. Nearby neighborhoods include Navarino, Downtown, Olde North, and Fort Howard, all within half a mile. Workers commute here daily, but no one calls 54305 home. Street delivery runs through a single city carrier route on N Monroe Ave, where offices receive mail through individual unit designations.
All mail delivery concentrates on one street address with unit numbers for individual businesses.
ZIP Code 54305 supports both business and residential activity. According to the Business Census (2024), there are 28 business establishments, employing about 4,320 people with an annual payroll of $273,125,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 1,044Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 28Source: CBP |
| 1st Quarter Payroll: | $70,188,000Source: CBP |
| Annual Payroll: | $273,125,000Source: CBP |
| # of Employees: | 4,320Source: CBP |
ZIP Code 54305 is located in Brown County, Wisconsin, within the Green Bay, WI Metropolitan Statistical Area (CBSA 24580) and Wisconsin's 8th Congressional District. This Metro area has a population of 329,375 people, about 0.00% of whom live in ZIP Code 54305. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Green Bay, WISource: Census |
| CBSA Number: | 24580Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 329,375Source: Census |
| MSA: | Green Bay, WI MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 08Source: USPS |
| Congressional Land Area: | 6806.67 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 5531000Source: Census |
| Place Name: | Green Bay city; WisconsinSource: Census |
We could not locate which school district 54305 belongs to, but we will update this once new district data is released. There are 0 public schools with a nearby mailing address, but we have located 5 public schools nearby. There are however 1 private school(s). 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.