Write the recipient’s name on the first line
Write the street address (including apartment/unit number) on the next line
Write the city, state/province, and ZIP/postal code on the next line
Use the correct country name on the last line (only if mailing internationally)
Include your return address in the top-left corner (same format as the recipient address)
Use abbreviations for states/provinces if applicable (e.g., CA, NY, ON)
Use proper capitalization and avoid punctuation like commas between address lines (unless your country’s format requires it)
Example (US):
John A. Smith
123 Main St Apt 4B
Springfield, IL 62704
Example (UK):
John A. Smith
Flat 4B, 123 Main Street
Springfield
IL 62704
Example (Canada):
John A. Smith
123 Main St Apt 4B
Springfield, ON K1A 0B1
Example (International):
John A. Smith
123 Main St Apt 4B
Springfield, IL 62704
United States