We'll be happy to combine shipping. 1 - 10 postcards ship for $1.95 total shipping FOR U.S only. Or buy 10 ADDITIONAL POSTCARDS INVOICED TOGETHER FOR $3.90 DOMESTIC SHIPPING.   (International shipping is $3.20 FOR TWO CARDS, International SHIPPING FOR MORE THAN 2 CARDS IS .50 CENTS PER ADDITIONAL CARD ).