# Office of the Secretary of the District of Columbia — Authentications

Office of the Secretary of the District of Columbia — Authentications is an apostille authority in Washington, District of Columbia, United States.

The Office of the Secretary issues apostilles for District of Columbia documents for use abroad. Counter service runs weekday mornings. See the official page before you visit.

## Details

- Address: 899 North Capitol Street NE, Suite 8100, Washington, District of Columbia, 20002, United States
- Phone: [+1 202 727 3117](<tel:+12027273117>)
- Website: [os.dc.gov/service/authentications](<https://os.dc.gov/service/authentications>)
- What this office covers: Apostilles for District of Columbia public documents
- Walk-in counter: Yes
- Source note: DC Office of the Secretary authentications page. Official page, checked 2026-10-07.

## Opening hours

| Day | Hours |
| --- | --- |
| Monday | 09:00–13:00 |
| Tuesday | 09:00–13:00 |
| Wednesday | 09:00–13:00 |
| Thursday | 09:00–13:00 |
| Friday | 09:00–13:00 |

## Questions

### Where is Office of the Secretary of the District of Columbia — Authentications?

Office of the Secretary of the District of Columbia — Authentications is at 899 North Capitol Street NE, Suite 8100, Washington, District of Columbia, 20002, United States.

### When is Office of the Secretary of the District of Columbia — Authentications open?

Monday: 09:00–13:00; Tuesday: 09:00–13:00; Wednesday: 09:00–13:00; Thursday: 09:00–13:00; Friday: 09:00–13:00.

### How do I contact Office of the Secretary of the District of Columbia — Authentications?

To contact Office of the Secretary of the District of Columbia — Authentications, call +1 202 727 3117 or visit https://os.dc.gov/service/authentications.

### Should I post my original document to Office of the Secretary of the District of Columbia — Authentications?

Read the official page linked in the listing first. Many offices take documents by post, some see walk-ins, and a few take requests online. Never send an original you cannot replace until the office confirms what it needs.

## Source

From [HCCH Apostille Section: status table and authority records](https://www.hcch.net/en/instruments/conventions/status-table/?cid=41), license © HCCH 1951-2026. Plain facts restated (membership, office names and contact details); no open licence stated., checked 2026-10-07.

Last updated October 7, 2026.

## Links

- This apostille authority on the [web page](<https://apostilles.fyi/us/district-of-columbia/washington/office-of-the-secretary-of-the-district-of-columbia-authentications>)
- [State and regional apostille offices in Washington](<https://apostilles.fyi/us/district-of-columbia/washington/category/regional-apostille-offices.md>)
- [Apostille offices in Washington](<https://apostilles.fyi/us/district-of-columbia/washington/category/apostille-offices.md>)
- [More apostille authorities in Washington](<https://apostilles.fyi/us/district-of-columbia/washington.md>)

> **Not legal advice.** Apostille Finder lists the government offices that issue apostilles and what their official pages state. It is not legal advice, and rules, hours and fees change. Confirm every detail on the official page linked in each listing before you send a document. The source note on each record shows when we last checked it. To report a mistake, write to hello@apostilles.fyi.