| City: | Bethesda, Maryland |
| County: | Montgomery County |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 9:56:59 PM |
| Population: | No Population Data |
| Area Codes: | 227 / 240 / 301 |
| Classification: | PO Box |
| Coordinates: | 38.9806, -77.1008 |
| Quick Link: |
ZIP 20813 serves as a PO Box-only facility in Bethesda, Maryland, a wealthy suburb northwest of Washington, DC. The post office maintains 81 PO Boxes exclusively for customer use, with no street delivery routes under this ZIP code. This doesn't mean Bethesda residents lack home delivery. Most receive mail through neighboring ZIP codes like 20814, 20815, and 20816, which handle standard street delivery throughout the broader Bethesda area.
The facility supports 31 businesses that prefer the consistency of PO Box addresses for commercial mail. Since Bethesda has robust street delivery via adjacent ZIP codes, the PO Box adoption here reflects preference rather than necessity. Many businesses and residents choose PO Boxes for mail security, privacy, or the convenience of a fixed address that doesn't change with office relocations. The post office sits within the larger Bethesda community, which is known for its proximity to the National Institutes of Health, high median incomes, and well-established residential neighborhoods.
No street delivery routes exist under ZIP 20813. Street addresses in Bethesda are served by neighboring ZIP codes.
ZIP Code 20813 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: | 113Source: 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 20813 is located in Montgomery County, Maryland, within the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area (CBSA 47900) and Maryland's 8th Congressional District. This Metro area has a population of 5,582,170 people, about 0.00% of whom live in ZIP Code 20813, and is subdivided into the Frederick-Gaithersburg-Bethesda, 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: | Frederick-Gaithersburg-Bethesda, MD (CBSA Div 23224)Source: Census |
| CBSA Population: | 5,582,170Source: Census |
| MSA: | Washington-Baltimore, DC-MD-VA-WV CMSASource: Census |
| Land Area: | --Source: Census |
| Water Area: | --Source: Census |
| Congressional District: | 08Source: USPS |
| Congressional Land Area: | 859.85 sq miSource: Census |
| PMSA: | Washington, DC-MD-VA-WV PMSASource: Census |
| Intro Date: | < 2004-10Source: ZIP-Codes.com |
| Place FIPS Code: | 2407125Source: Census |
| Place Name: | Bethesda CDP; MarylandSource: Census |
We could not locate which school district 20813 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 March 1, 2026.