Congress: the legislative body of the US government, which consists of two branches, the House of Representatives and the Senate.

House of Representatives: the House, the lower branch of Congress, has 435 members, whose numbers from each state depend on the population of that state.

Senate: the Senate the upper branch of the Congress, has 100 members, two from each state.

2torial #0818: Learn2 Write to your Congressperson (Continued) Address your letter Letters to Congresspersons ideally should resemble business correspondence. Your name and address can appear either centered at the top of the page or directly underneath your signature. You can also include your phone number as part of your address. The address of the recipient appears on the left, above your salutation. If you wish to be perfectly correct, The Honorable should appear as the top line in the congressperson's address. Their first and last names then stand alone on the next line.   If you're writing to a Representative, your third and fourth lines will then be: United States House of Representatives Washington, D.C. 20515. For a Senator, use this address: United States Senate Washington, D. C. 20510. Step 2