We sent postcards to Russia. The postcards themselves are free, you only need to buy stamps. The postcards were successfully received almost a month after they were sent!
An employee of PTT Krasava, he took the crown and gave it in large and small, if you have more than 10k lira, it is better to come after 16:00 when the cash register is full, he came after the opening was only 2k lira, at 16:00 he took 30k