 Leaders of Brazil, Egypt, France, Germany, Argentina, Canada, Australia and elsewhere condemning the assassination attempt on Mr. Trump. This is ABC News. As of today, you'll pay more for postage stamps. The price of a first class forever stamp increasing from 68 cents to 73 cents. The price of a domestic postcard from 53 cents to 56 cents. And international postcards from $1.55 to $1.65.