| City: | Denver, Colorado |
| Names to Avoid: | US Court Of Appeals 10th Cir |
| County: | Denver County |
| Timezone: | Mountain (GMT -07:00) |
| Local Time: | 8:59:31 AM |
| Population: | No Population Data |
| Area Codes: | 303 / 720 / 983 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 39.7485, -104.9905 |
| Quick Link: |
The United States Court of Appeals for the Tenth Circuit operates under dedicated ZIP code 80257 in Denver County, Colorado. Housed in the Byron White United States Courthouse since 1916, the court serves federal appeals from Colorado, Kansas, New Mexico, Oklahoma, Utah, and Wyoming. The Neoclassical courthouse, designed by Tracy, Swartwout and Litchfield, occupies an entire city block in downtown Denver and is clad in Colorado Yule marble from the same quarry that supplied the Lincoln Memorial.
The 0.01-square-mile footprint sits in the Central Business District of Downtown Denver. The courthouse was renamed in 1994 to honor Byron White, a Fort Collins native who became the first Coloradan appointed to the US Supreme Court, where he served from 1962 to 1993. This unique postal designation has served the court for more than twenty years. A single delivery code routes judicial correspondence. Census demographic data is not available. Denver is the valid mailing city.
| Residential: | 0 |
| Business: | 1 |
ZIP Code 80257 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: | 1Source: 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 80257 is located in Denver County, Colorado, within the Denver-Aurora-Centennial, CO Metropolitan Statistical Area (CBSA 19740) and Colorado's 1st Congressional District. This Metro area has a population of 2,543,482 people, about 0.00% of whom live in ZIP Code 80257. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Denver-Aurora-Centennial, COSource: Census |
| CBSA Number: | 19740Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | --Source: Census |
| CBSA Population: | 2,543,482Source: Census |
| MSA: | Denver-Boulder-Greeley, CO CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 01Source: USPS |
| Congressional Land Area: | 189.62 sq miSource: Census |
| PMSA: | Denver, CO PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 0820000Source: Census |
| Place Name: | Denver city; ColoradoSource: Census |
We could not locate which school district 80257 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.