| City: | Oklahoma City, Oklahoma |
| Names to Avoid: | Okc |
| County: | Cleveland County |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 9:18:52 AM |
| Population: | No Population Data |
| Area Codes: | 405 / 572 |
| Classification: | PO Box |
| Coordinates: | 35.4698, -97.5174 |
| Quick Link: |
ZIP Code 73189 is a PO Box-only ZIP within Oklahoma City, Oklahoma. It doesn't cover geographic territory. Instead, it's a point location contained within ZIP 73159. This setup is common for commercial or high-volume mail facilities in major metropolitan areas.
The ZIP serves 606 PO Boxes and 480 business delivery points. There are no residential housing units here. All 211 street-type ZIP+4 records point to a single address: S Pennsylvania Ave with UNIT designators. This pattern, combined with the single building flag, indicates a commercial mail center rather than a neighborhood post office.
Oklahoma City uses multiple specialized PO Box ZIPs across its metro area. ZIP 73189 sits in the Penn South neighborhood of South Oklahoma City. The abbreviation "OKC" appears as a recognized alias, though it isn't valid for mailing. Mail addressed to 73189 should use the full city name.
With 14 business establishments employing 183 workers, this ZIP functions as a commercial mail hub. Businesses and individuals rent PO Boxes here for various reasons: privacy, consistency during relocations, or separation of business and personal mail. The post office provides urban-style city carrier delivery for those 211 street records.
Single street address with UNIT designators indicates a commercial mail center or high-volume facility.
ZIP Code 73189 supports both business and residential activity. According to the Business Census (2024), there are 14 business establishments, employing about 189 people with an annual payroll of $5,289,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 1,058Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 14Source: CBP |
| 1st Quarter Payroll: | $1,138,000Source: CBP |
| Annual Payroll: | $5,289,000Source: CBP |
| # of Employees: | 189Source: CBP |
ZIP Code 73189 is located in Cleveland County, Oklahoma, within the Oklahoma City, OK Metropolitan Statistical Area (CBSA 36420) and Oklahoma's 4th Congressional District. This Metro area has a population of 1,252,987 people, about 0.00% of whom live in ZIP Code 73189. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Oklahoma City, OKSource: Census |
| CBSA Number: | 36420Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 1,252,987Source: Census |
| MSA: | Oklahoma City, OK MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 04Source: USPS |
| Congressional Land Area: | 9777.28 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 4055000Source: Census |
| Place Name: | Oklahoma City city; OklahomaSource: Census |
We could not locate which school district 73189 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.