| City: | Dayton, Ohio |
| Names to Avoid: | Montgomery Cnty Admnstrv |
| County: | Montgomery County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 8:35:46 AM |
| Population: | No Population Data |
| Area Codes: | 326 / 937 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 39.7586, -84.1935 |
| Quick Link: |
Montgomery County Administrative Services operates under dedicated ZIP code 45422 in Dayton, Ohio. The county government, headquartered in downtown Dayton, serves a population of over 500,000 residents across 14 townships and provides services including law enforcement, courts, job training, and environmental services. Montgomery County is home to the Wright Brothers' legacy, the Dayton Aviation Heritage National Historical Park, and Wright-Patterson Air Force Base.
Located in downtown Dayton, this unique postal designation has served county government correspondence for over two decades. The 18 delivery codes on file route mail to multiple county facilities including the Clerk of Courts, Common Pleas Court, Montgomery County Sheriff Office, the County Jail on 2nd Street, and the historic Reibold Building on Main Street. The Job Center on Edwin C. Moses Boulevard handles workforce development programs. Census Business Patterns shows 4 establishments employing 81 workers at this ZIP. Dayton serves as the valid mailing city for this designation.
| Establishments: | 4 |
| Employment: | 81 |
Buildings registered in the USPS ZIP+4 database with designated codes for direct mail delivery.
ZIP Code 45422 supports both business and residential activity. According to the Business Census (2024), there are 3 business establishments, employing about 86 people with an annual payroll of $3,989,000.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 252Source: USPS |
| Single Family Delivery Units: | 0Source: USPS |
| Multi Family Delivery Units: | 0Source: USPS |
| # of Businesses: | 3Source: CBP |
| 1st Quarter Payroll: | $1,014,000Source: CBP |
| Annual Payroll: | $3,989,000Source: CBP |
| # of Employees: | 86Source: CBP |
ZIP Code 45422 is located in Montgomery County, Ohio, within the Dayton-Kettering-Beavercreek, OH Metropolitan Statistical Area (CBSA 19430) and Ohio's 10th Congressional District. This Metro area has a population of 813,608 people, about 0.00% of whom live in ZIP Code 45422. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Dayton-Kettering-Beavercreek, OHSource: Census |
| CBSA Number: | 19430Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 813,608Source: Census |
| MSA: | Dayton-Springfield, OH MSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 10Source: USPS |
| Congressional Land Area: | 1129.76 sq miSource: Census |
| PMSA: | --Source: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 3921000Source: Census |
| Place Name: | Dayton city; OhioSource: Census |
We could not locate which school district 45422 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.