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 or province, and ZIP or postal code on the third line
Write the country on the last line if sending internationally
Place the address in the center of the envelope
Write your return address in the top left corner
Use clear, legible handwriting or printed text
Use black or blue ink
Avoid abbreviations unless they are standard and accepted by postal services