| City: | Washington, District of Columbia |
| Names to Avoid: | World Bank |
| County: | District Of Columbia County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:09:05 AM |
| Population: | No Population Data |
| Area Codes: | 202 / 771 |
| Classification: | Unique [Company/Government] |
| Coordinates: | 38.8990, -77.0426 |
| Quick Link: |
The World Bank Group, formally known as the International Bank for Reconstruction and Development (IBRD), operates under dedicated ZIP code 20433 in Washington, D.C. Founded at the Bretton Woods Conference in July 1944 alongside the International Monetary Fund, the institution began operations on June 25, 1946, initially focusing on rebuilding war-torn Europe. Its first loan of $250 million went to France in 1947, and the organization has since evolved into the world's largest multilateral development bank.
This unique postal designation has served World Bank headquarters for over two decades. Occupying a 0.01-square-mile footprint near Dupont Circle, the campus spans multiple buildings on G, H, I Streets, and Pennsylvania Avenue. Census Business Patterns reports 301 employees across 23 establishments at this major international institution, making it one of the largest employers among D.C.'s unique ZIP codes.
The World Bank Group now encompasses five institutions: IBRD, the International Development Association (1960), International Finance Corporation (1956), Multilateral Investment Guarantee Agency (1988), and International Centre for Settlement of Investment Disputes (1966). Postal records identify 9 ZIP+4 codes routing correspondence to World Bank facilities. Washington is the valid mailing city.
| Establishments: | 23 |
| Employment: | 301 |
| Residential: | 0 |
| Business: | 1 |
Buildings registered in the USPS ZIP+4 database with designated codes for direct mail delivery.
ZIP Code 20433 supports both business and residential activity. According to the Business Census (2024), there are 23 business establishments, employing about 305 people with an annual payroll of $11,286,000. 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: | 23Source: CBP |
| 1st Quarter Payroll: | $2,689,000Source: CBP |
| Annual Payroll: | $11,286,000Source: CBP |
| # of Employees: | 305Source: CBP |
ZIP Code 20433 is located in District Of Columbia County, District of Columbia, within the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area (CBSA 47900) and District of Columbia's 98th Congressional District. This Metro area has a population of 6,263,796 people, about 0.00% of whom live in ZIP Code 20433, and is subdivided into the Washington, DC-MD division. It covers 0 sq mi of land and a water area of 0 sq mi.
| CBSA Name: | Washington-Arlington-Alexandria, DC-VA-MD-WVSource: Census |
| CBSA Number: | 47900Source: Census |
| CBSA Type: | MetroSource: Census |
| CBSA Division: | Washington, DC-MD (CBSA Div 47764)Source: Census |
| CBSA Population: | 6,263,796Source: Census |
| MSA: | Washington-Baltimore, DC-MD-VA-WV CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 98Source: USPS |
| Congressional Land Area: | 61.40 sq miSource: Census |
| PMSA: | Washington, DC-MD-VA-WV PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 1150000Source: Census |
| Place Name: | Washington city; District of ColumbiaSource: Census |
We could not locate which school district 20433 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.