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| English | Russian |
| by certified mail with a return receipt | заказным письмом с уведомлением о вручении (requested Jenny1801) |
| certified mail | почтовое отправление с объявленной ценностью (russianpost.ru Alexander Matytsin) |
| certified mail receipt | квитанция об отправке заказного письма (A Domestic Certified Mail Receipt is available at the time of mailing and provides the sender with a mailing receipt and, upon request electronic verification that an article was delivered or that a delivery attempt was made.  usps.com Eka_Ananieva) |
| certified mail with return receipt | заказное письмо с уведомлением (о вручении Andrey Truhachev) |