The cost of a postage stamp today is 49 cents. This is a 3 cent rate increase from 2013. The rate was increased as of Jan. 26, 2014. More »

The size of a standard U.S. postage stamp varies slightly, depending on whether the stamp is printed as part of a booklet or a roll. The Four Flags Forever stamp, printed as a booklet of 20 and issued in 2012, measures 0... More »

Used postage stamps are accepted by some charities as a fundraising tool. They sell the stamps in bulk to collectors and stamp dealers, who in turn sift through them to find valuable or rare editions. More » Business & Finance Mail & Shipping

The cost of a first-class postage stamp was $0.05 in 1963. Adjusting for inflation, this price would equal $0.38 in 2012 dollars, which was 7.5 cents cheaper than the actual price of a stamp purchased in 2012. More » Business & Finance Mail & Shipping Postal Services

As of June 2014, the base rate of a U.S. first-class postage stamp is 49 cents. This rate applies to standard-sized mailings weighing 1 ounce or less. Twenty-one cents is added for each additional ounce. More » Business & Finance Mail & Shipping Postal Services

The postage stamp rate was 37 cents for the first ounce of mail from June 30, 2002, until Jan. 7, 2006. The stamp featured either a flag or antique toy on it when it was 37 cents. More »

A first-class postage stamp in 1980 cost 15 cents, according to the United States Postal Service. This price was effective from May 29, 1978, until the rate increased to 18 cents on March 22, 1981. More » Business & Finance Mail & Shipping Postal Services