Postal reference
ZIP 20401, District of Columbia
ZIP code 20401 is associated with Washington in District of Columbia in the GeoNames postal reference.
Reference details
- State
- District of Columbia (DC)
- ZIP code
- 20401
- Associated localities
- Washington
- County names in postal records
- District of Columbia
- Approximate postal point
- 38.8933, -77.0146
View point on map ↗
Postal information is adapted from GeoNames, CC BY 4.0. Locality associations and coordinates are approximate, not ZIP boundaries or a guarantee of current mail delivery.