If "representative" is the actual title, I would go with - Representative & Mr Smith.
Or, if "senator" is the title then - Senator & Mr Smith
A:
As a general rule, the safe way of addressing this would be:
To the Honorable Mr. and Mrs. Smith
1234 Any Street
Anytown, ST. 12345
I address letter to former state representative as US representative.
Name Street address City, State, Zip
Following the address, the next line is: City State Zip Code
Dear Representative [insert last name], Like that
On the envelope in the left upper corner you have the return address for ex. the first thing would be your first and last name then below that write your address below that... you put your city, state, and zip code! Then in the center of the envelope you put the person's fist and last name then below it their address then below that again... their city, state, and zip code!
I would address it to: Sir and Mrs. John Doe Street address City, State and zip code
The recipient's address should be written in the center of the envelope, with the name at the top, followed by the street address, city, state, and zip code. It should be positioned so that it is visible when the envelope is placed upright and facing the correct way.
The return address is to be written on the left upper hand corner of an envelope when mailing a card. The return address should include your name, address, city, state, and zip code to ensure proper return if your card cannot be delivered.
Typical US format of the send-to address on an envelope is printed on the front of the envelope, centered (vertically and horizontally) as follows: Name of receiving party Street Address (or P.O. Box#) City, State, Zip Code (+4 is optional) For more information, see the related links below.
You can address it: John Doe and Jane Smith Street Address City, State, zip code
Address the envelope this way... Governor Bob Riley State Capitol 600 Dexter Avenue Montgomery, AL. 36130
Something like this:Person Iwantthistogotoc/o Someone WhocangetittothemSomeone's AddressCity State Zip