Antonia Moore45 Jackson Ave Apt 30 Want to save a little space on your envelope or package? Here are a few USPS-approved abbreviations you can use on your mail: APT (apartment), BLDG (building), DEPT (department), STE (suite), RM (room), and FL (floor). [6] X Research source Split up the building address and apartment number If there’s not enough space to include them both on the same line. Put the apartment, room, and building info on the line above the building address. [7] X Research source Mail machines process addresses from bottom to top (starting with the city/state/zip code), so it makes logistical sense to put the main address below the specific apartment info. [8] X Research source
Kira Hastings10 Almshouse Ave Apt 75Chicago, IL 12345 If you’re sending mail internationally, include the city and province rather than the city and state. In some countries, you may not have to include a state or province at all.
Return addresses are required for certain types of packages, like official mail or mail sent with precanceled stamps.