Your answer depends on the service provider who supplies postal service to the location from which you want to send mail.
Each research station employs a mail service provider who will dictate postal rates, that vary depending on the destination of the mail.
how much did a postage stamp cost in 2016
0.25
the postage stamp had cost $00.32 in the year 1993
An Australian postage stamp for internal mail cost 50 cents.
Right now, a postage stamp is 44 cents.
$8.80
The 2012 First Class postage rate is 45 cents.
thirty seven cents
.44
44 cents
3 cent
17 cents