| City: | Sterling, Virginia |
| County: | Loudoun County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:05:02 AM |
| Population: | No Population Data |
| Area Codes: | 571 / 703 |
| Classification: | PO Box |
| Coordinates: | 39.0060, -77.4290 |
| Quick Link: |
The post office serves customers in Loudoun County, positioned near other Sterling neighborhoods including Peace Plantation South and Steeplechase. While this ZIP doesn't have carrier routes or street delivery infrastructure, residents in the area typically receive their home delivery through ZIP 20164. The PO Box setup here offers an alternative for those who want mail security or business addresses separate from residential locations.
This ZIP code contains no street delivery routes, operating exclusively as a PO Box facility.
ZIP Code 20163 is designated for PO Box delivery only; business establishment and employment data are not available.
| # Residential Mailboxes: | 0Source: USPS |
| # Business Mailboxes: | 0Source: USPS |
| Total Delivery Receptacles: | 0Source: 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 20163 is located in Loudoun County, Virginia, within the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area (CBSA 47900). This Metro area has a population of 6,263,796 people, about 0.00% of whom live in ZIP Code 20163, and is subdivided into the Arlington-Alexandria-Reston, VA-WV 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: | Arlington-Alexandria-Reston, VA-WV (CBSA Div 11694)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: | No DistrictsSource: USPS |
| Congressional Land Area: | sq miSource: Census |
| PMSA: | Washington, DC-MD-VA-WV PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 5175376Source: Census |
| Place Name: | Sterling CDP; VirginiaSource: Census |
We could not locate which school district 20163 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.