How To Write An Home Address On Email. If you don't know the gender of the recipient just use dear first name, last name. On the first line, write the recipient's service number, rank and full name.

If you are writing an address, whether typed or handwritten, on an envelope to be mailed via the post office, the u.s. You don't need a comma between the two, and make sure to use the state code abbreviation. Remember to add a comma after the street address when you address a letter to an apartment.