Washington, DC ZIP Codes, Area Codes and Address Format
Washington is one of the busiest mail areas in District of Columbia, with 25 standard ZIP codes in District of Columbia. Here is everything you need to format a Washington address correctly.
- State
- District of Columbia (DC)
- County
- District of Columbia
- Standard ZIP codes
- 25
- Time zone
- Eastern
Washington ZIP codes
These are the standard delivery ZIP codes for Washington. The city has 264 ZIP codes in total when PO Box and unique codes are included.
- 20001
- 20002
- 20003
- 20004
- 20005
- 20006
- 20007
- 20008
- 20009
- 20010
- 20011
- 20012
- 20015
- 20016
- 20017
- 20018
- 20019
- 20020
- 20024
- 20032
- 20036
- 20037
- 20045
- 20260
- 20500
Area codes in Washington
Washington phone numbers use 202 and 771. With more than one code in use, residents on the same street can have different area codes.
Sample Washington addresses
The street lines are invented; the city, state and ZIP codes are real. Use them for form testing, mockups and training materials, never for real orders.
How to write an address in Washington
- End the address with WASHINGTON, DC and the five-digit ZIP code.
- Put apartment or suite numbers at the end of the street line.
- Use USPS abbreviations such as ST, AVE and BLVD.
- Match the ZIP code to the street. Washington has 25 codes, so the city name alone is not enough.
Other cities in District of Columbia
More District of Columbia cities
Washington Navy Yard, or see all District of Columbia cities.
Need test addresses in Washington? Generate as many as you need, with real ZIP codes and local area codes.
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