Write the recipient’s full name on the first line
Write the street address or P.O. box on the second line
Write the city, state, and ZIP code on the third line
Center the address on the front of the envelope
Use clear, legible handwriting or printed text
Include the return address in the top left corner
Place the stamp in the top right corner
Use the correct postal abbreviation for the state
Use the full ZIP code, including the ZIP+4 if available
Make sure all address details are accurate and complete