Plain

First three digits · District of Columbia, Maryland and Virginia

ZIP Codes Starting with

72 ZIP codes start with 205, sorted at the Washington, DC (SCF 202) sectional center (USPS labeling list L005, effective October 1, 2026) in District of Columbia, Maryland and Virginia: 12 residential ZIP codes across 3 counties and 60 PO Box or single-organization codes (Census 2020 ZCTAs and GeoNames postal codes, October 2026).

What do the digits 205 mean?

The first digit, 2, is one of ten national areas (District of Columbia, Maryland, North Carolina, South Carolina, Virginia and West Virginia). The first three, 205, route mail to a sectional center: USPS labeling list L005 (effective October 1, 2026) sends letters for 205 to the Washington, DC (SCF 202) facility. The last two digits pick the delivery area. Its residential ZIP codes all carry the town name Washington.

The same facility sorts 4 prefixes, 202 ZIP codes in all: 202, 203, 204, 205.

Where are the 205 ZIP codes?

20510 · Washington20515 · Washington20520 · Washington20530 · Washington20535 · Washington20540 · Washington20542 · Washington20551 · Washington20560 · Washington20565 · Washington20566 · Washington20591 · Washington20566205602056520510 · Washington20515 · Washington20520 · Washington20530 · Washington20535 · Washington20540 · Washington20542 · Washington20551 · Washington20560 · Washington20565 · Washington20566 · Washington20591 · Washington205602056520510 · Washington20515 · Washington20520 · Washington20530 · Washington20535 · Washington20540 · Washington20542 · Washington20551 · Washington20560 · Washington20565 · Washington20566 · Washington20591 · Washington20560
Residential ZIP codes starting with 205, shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All ZIP codes starting with 205

ZIP codes beginning 205, in order; PO Box and single-organization codes have no Census figures
County
20500 Washington District of Columbia PO Box or unique – – –
20501 Washington District of Columbia PO Box or unique – – –
20502 Washington District of Columbia PO Box or unique – – –
20503 Washington District of Columbia PO Box or unique – – –
20504 Washington District of Columbia PO Box or unique – – –
20505 Washington District of Columbia PO Box or unique – – –
20506 Washington District of Columbia PO Box or unique – – –
20507 Washington District of Columbia PO Box or unique – – –
20508 Washington District of Columbia PO Box or unique – – –
20509 Washington District of Columbia PO Box or unique – – –
20510 Washington District of Columbia no residents 0 – –
20511 Washington District of Columbia PO Box or unique – – –
20515 Washington District of Columbia no residents 0 – –
20520 Washington District of Columbia no residents 0 – –
20521 Washington District of Columbia PO Box or unique – – –
20522 Washington District of Columbia PO Box or unique – – –
20523 Washington District of Columbia PO Box or unique – – –
20524 Washington District of Columbia PO Box or unique – – –
20525 Washington District of Columbia PO Box or unique – – –
20526 Washington District of Columbia PO Box or unique – – –
20527 Washington District of Columbia PO Box or unique – – –
20528 Washington District of Columbia PO Box or unique – – –
20529 Washington District of Columbia PO Box or unique – – –
20530 Washington District of Columbia no residents 0 – –
20531 Washington District of Columbia PO Box or unique – – –
20533 Washington District of Columbia PO Box or unique – – –
20534 Washington District of Columbia PO Box or unique – – –
20535 Washington District of Columbia no residents 0 – –
20536 Washington District of Columbia PO Box or unique – – –
20537 Washington District of Columbia PO Box or unique – – –
20538 Washington District of Columbia PO Box or unique – – –
20539 Washington District of Columbia PO Box or unique – – –
20540 Washington District of Columbia no residents 0 – –
20541 Washington District of Columbia PO Box or unique – – –
20542 Washington District of Columbia no residents 0 – –
20543 Washington District of Columbia PO Box or unique – – –
20544 Washington District of Columbia PO Box or unique – – –
20546 Washington District of Columbia PO Box or unique – – –
20547 Washington District of Columbia PO Box or unique – – –
20548 Washington District of Columbia PO Box or unique – – –
20549 Washington District of Columbia PO Box or unique – – –
20551 Washington District of Columbia no residents 0 – –
20552 Washington District of Columbia PO Box or unique – – –
20553 Washington District of Columbia PO Box or unique – – –
20554 Washington District of Columbia PO Box or unique – – –
20555 Washington District of Columbia PO Box or unique – – –
20557 Washington District of Columbia PO Box or unique – – –
20559 Washington District of Columbia PO Box or unique – – –
20560 Washington District of Columbia no residents 0 – –
20565 Washington District of Columbia no residents 0 – –
20566 Washington District of Columbia no residents 0 – –
20570 Washington District of Columbia PO Box or unique – – –
20571 Washington District of Columbia PO Box or unique – – –
20572 Washington District of Columbia PO Box or unique – – –
20573 Washington District of Columbia PO Box or unique – – –
20575 Washington District of Columbia PO Box or unique – – –
20576 Washington District of Columbia PO Box or unique – – –
20577 Washington District of Columbia PO Box or unique – – –
20578 Washington District of Columbia PO Box or unique – – –
20579 Washington District of Columbia PO Box or unique – – –
20580 Washington District of Columbia PO Box or unique – – –
20581 Washington District of Columbia PO Box or unique – – –
20585 Washington District of Columbia PO Box or unique – – –
20586 Washington District of Columbia PO Box or unique – – –
20588 Dhs Howard County PO Box or unique – – –
20590 Washington District of Columbia PO Box or unique – – –
20591 Washington District of Columbia no residents 0 – –
20593 Washington District of Columbia PO Box or unique – – –
20594 Washington District of Columbia PO Box or unique – – –
20597 Washington District of Columbia PO Box or unique – – –
20598 Dhs Loudoun County PO Box or unique – – –
20599 Washington District of Columbia PO Box or unique – – –

Download the 72 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; GeoNames postal codes (CC BY 4.0) for codes without a residential area.