How To Write An Address Going To Mexico . When sending a parcel or letter to a po box in the usa: The format for writing an address in spanish closely follows the format in english, except that in spanish, the street typically comes before the building number: How to Address a Letter to Mexico? Our Everyday Life from peopleof.oureverydaylife.com The recipient’s address should be written on the front side of the envelope. Mr s tan 200 broadway av west beach sa 5024 australia. It’s a form that you will submit to immigration once you arrive at the airport and is required for every person including children.