1000+ Used Us Postage Stamps Off-paper Stamp United States Stamp Collecting by USPS 1000+ Used US Stamps Off-Paper. Packed by weight (3oz). Should contain about 1100-1200 stamps. Great for inexpensively filling lots of spots in your US stamp album! Every bag is different. Pulled from a large box containing stamps from the late 1800's - Present. Most stamps will be from the 1930's-1980's. May contain some duplication, flawed stamps, or international stamps. Less than 1% international. Out of the 1100-1200 stamps, you should receive at least 1000 good quality used US stamps.