LetterAgent
Mail physical letters by just asking your AI assistant.
Home > Guides > Mailing a letter to your congressperson
Mail your letter to either the district office near home or the Washington office, and address it to the representative by name with your full home address included. Staff read constituent mail first, sort it by issue, and reply to letters that clearly identify the writer as a constituent. A short, specific letter about one issue gets further than a long general one.
Every member of the House of Representatives keeps at least one district office back home and an office in Washington, DC. Both addresses are listed on the member's official House website, and either one reaches the same staff team. The district office is often the better choice for a local problem, such as a stalled federal benefit claim or a question about a nearby federal facility, because district staff handle casework. The Washington office is the better choice for a vote or a bill, because the legislative staff who track bills work there. If you are unsure, send it to the district office: staff forward mail internally, and nothing is lost by starting there.
| Office | Best for | What to expect |
|---|---|---|
| District office | Casework: benefits, passports, federal agencies | Caseworker reply or a call to gather details |
| Washington, DC office | Positions on bills and votes | Letter stating the member's position, often a form reply |
| Either office | General concerns | Mail is logged, sorted by issue, and tallied |
Use the member's full name and title on the envelope: "The Honorable [Full Name], United States House of Representatives." Inside, the greeting "Dear Representative [Last Name]:" is standard. Your own name and full home address belong in the letter itself, not just on the envelope, because staff verify that you live in the district before they count your letter or reply to it. Letters without a home address are often set aside, since offices get large volumes of mail from outside their district. If you moved recently, use the address where you are registered to vote, and say so if it differs from your mailing address.
Since the anthrax letters of 2001, mail addressed to Congress goes through off-site screening before it reaches Capitol Hill offices. That screening adds days, sometimes weeks, to delivery, and it is one reason emailed messages and phone calls get faster responses. It does not mean paper letters are ignored: offices still log them, and a paper letter carries weight precisely because it takes more effort than an online form. If your issue is urgent, such as a benefit payment that stopped, call the district office as well and mention that a letter is on its way. For a letter that must arrive by a certain date, send it early and consider certified mail, which gives you proof the office received it.
Three things decide whether you hear back. First, constituent status: offices reply to their own voters first and may not reply at all to writers outside the district. Second, specificity: a letter about one bill, one agency decision, or one local problem can be answered and logged; a letter covering five unrelated topics usually gets a generic thank-you. Third, an ask: end with a clear request, such as "please support this bill," "please oppose this change," or "please look into my case." Staff tally letters by position on each issue, and those tallies reach the member in weekly reports. Your letter may not change a vote, but it is counted, and on close issues those counts matter to offices.
Keep threats, insults, and abusive language out entirely: staff are allowed to set aside threatening mail, and it never helps your case. Skip form letters copied word for word from an advocacy campaign if you can. Offices can spot them instantly, and a short paragraph in your own words about how an issue affects you personally counts for more than a polished paragraph written by someone else. Do not send original documents you cannot replace, such as a birth certificate or a signed contract. Send copies, and keep the originals at home. If you are writing on behalf of someone else, say so and explain your relationship, or the office may not be able to discuss their case with you.
Yes, if the recipient address is in the United States. Describe the letter to your AI assistant, approve the exact quoted price, and it is printed and mailed with first-class postage. Letters to a member of Congress work like any other US letter through LetterAgent: single-sided printing on letter-size paper in a double-window envelope. If you want proof of delivery, ask about the certified option, which adds tracking and proof the office received it.
Ready to mail it? Send your letter with LetterAgent: describe it to your AI assistant, approve the exact quoted price, and it is printed and mailed.
LetterAgent is a working name. Prices include print, postage, and our service fee. US prices in USD, Canadian prices in CAD (Canadian prices exclude applicable sales tax, added at checkout). Currently in private testing.
Need help? Ask your assistant: it can check a job's status any time. If it ever can't handle something: hello@getletteragent.com