| City: | Topeka, Kansas |
| Names to Avoid: | KS State Bd Of Health |
| County: | Shawnee County |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 12:56:58 AM |
| Population: | No Population Data |
| Area Code: | 785 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 38.9440, -95.6843 |
| Quick Link: |
The Kansas Department of Health and Environment (KDHE), the state agency responsible for protecting the health and environment of all Kansans, operates under dedicated ZIP code 66620 at Forbes Field in Topeka. Originally established as the Kansas State Board of Health in 1885, the agency consolidated with environmental functions in 1974 to form KDHE. The Kansas Health and Environmental Laboratories are housed at Forbes Field, providing testing services for public health surveillance and environmental monitoring. This postal designation has served the agency for over two decades.
The 0.18-square-mile postal boundary encompasses the Forbes Field laboratory complex in Shawnee County, approximately 60 miles west of Kansas City. Six ZIP+4 delivery codes route mail to KDHE facilities on Forbes Field. The agency employs 500 to 1,000 workers statewide in its mission to promote responsible health and environmental choices. Topeka serves as the valid mailing city for this designation, which falls within Kansas's 2nd Congressional District.
| Residential: | 0 |
| Business: | 1 |
Buildings registered in the USPS ZIP+4 database with designated codes for direct mail delivery.
ZIP Code 66620 is assigned to a single organization or institution. Detailed business demographics are not published for unique ZIP Codes. USPS data shows 0 residential mailboxes and 1 business mailboxes, reflecting local delivery coverage.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 1Source: USPS |
| Total Delivery Receptacles: | 89Source: 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 66620 is located in Shawnee County, Kansas, within the Topeka, KS Metropolitan Statistical Area (CBSA 45820) and Kansas's 2nd Congressional District. This Metro area has a population of 232,724 people, about 0.00% of whom live in ZIP Code 66620. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Topeka, KSSource: Census |
| CBSA Number: | 45820Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 232,724Source: Census |
| MSA: | Topeka, KS MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 02Source: USPS |
| Congressional Land Area: | 14143.34 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 2071000Source: Census |
| Place Name: | Topeka city; KansasSource: Census |
We could not locate which school district 66620 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 January 1, 2026.