1/ You write the numbers on the envelope

Envelope before sending. On the up left corner, the phone number of the sender, in the center the phone number of the adressee


What do you write on a Phoneposte envelope? Nothing is simpler !

  • You write the (fixed or mobile)  phone number of your correspondent at the place where you wrote his name and address before
  •  You write your own phone number at the upper left corner of the envelope


See the next step : 2/ You put the envelop in the mailbox