| City: | Spokane, Washington |
| County: | Spokane County |
| Timezone: | Pacific (GMT -08:00) |
| Local Time: | 12:18:16 AM |
| Population: | No Population Data |
| Area Code: | 509 |
| Classification: | PO Box |
| Coordinates: | 47.6588, -117.4250 |
| Quick Link: |
The postal service maintains one delivery route along N Monroe Street, handling 109 unit-based addresses. This setup is common in areas where a PO Box facility serves both local businesses and surrounding communities that prefer centralized mail pickup. The facility doesn't serve a standalone town but rather functions as a mail hub within the greater Spokane area.
With only N Monroe Street in the delivery records, this ZIP has minimal street delivery infrastructure and primarily functions as a PO Box facility.
ZIP Code 99228 supports both business and residential activity. According to the Business Census (2024), there are 11 business establishments, employing about 37 people with an annual payroll of $989,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 7,192Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 11Source: CBP |
| 1st Quarter Payroll: | $202,000Source: CBP |
| Annual Payroll: | $989,000Source: CBP |
| # of Employees: | 37Source: CBP |
ZIP Code 99228 is located in Spokane County, Washington, within the Spokane-Spokane Valley, WA Metropolitan Statistical Area (CBSA 44060) and Washington's 5th Congressional District. This Metro area has a population of 591,793 people, about 0.00% of whom live in ZIP Code 99228. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Spokane-Spokane Valley, WASource: Census |
| CBSA Number: | 44060Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 591,793Source: Census |
| MSA: | Spokane, WA MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 05Source: USPS |
| Congressional Land Area: | 15473.13 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 5367000Source: Census |
| Place Name: | Spokane city; WashingtonSource: Census |
We could not locate which school district 99228 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.