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  2. History of United States postage rates - Wikipedia

    en.wikipedia.org/wiki/History_of_United_States...

    The United States Postal Service proposed a price increase for Forever stamps in July 2024, raising the cost from 68 to 73 cents. This follows an increase in January 2024 and marks the sixth increase since January 2021. Despite these ongoing price hikes, the United States maintains relatively inexpensive postage compared to other developed ...

  3. Postage stamps and postal history of the United States

    en.wikipedia.org/wiki/Postage_stamps_and_postal...

    Postal service in the United States began with the delivery of stampless letters whose cost was borne by the receiving person, later encompassed pre-paid letters carried by private mail carriers and provisional post offices, and culminated in a system of universal prepayment that required all letters to bear nationally issued adhesive postage stamps.

  4. Pan-American invert - Wikipedia

    en.wikipedia.org/wiki/Pan-American_invert

    The first day of issue for the stamps was May 1, 1901. [1]: 60–61 The two color printing left the possibility of errors. Three of the denominations, 1 cent, 2 cents and 4 cents, were printed in sheets on which the center vignette was inverted relative to the frame. The inverts carry the Scott catalog numbers 294a, 295a, and 296a respectively.

  5. List of United States airmail stamps - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    April 27, 1991: 50¢ Multicolored: Harriet Quimby [PERF 1] S1111 LL – Perf 11.2 S2222 LR: May 17, 1991: 40¢ Multicolored: ... List of United States airmail stamps.

  6. Transportation coils - Wikipedia

    en.wikipedia.org/wiki/Transportation_coils

    Canoe, 5 cents, plate number S11. The Transportation coils series is a set of definitive stamps issued by the United States Postal Service between 1981 and 1995. Officially dubbed the "Transportation Issue" or "Transportation Series", they have come to be called the "transportation coils" because all of the denominations were issued in coil stamp format. [1]

  7. List of people on the postage stamps of the United States

    en.wikipedia.org/wiki/List_of_people_on_the...

    Since the United States Post Office (now United States Postal Service or USPS) issued its first stamp in 1847, over 4,000 stamps have been issued and over 800 people featured. People have been featured on multiple stamps in one issue, or over time, such as various Presidents of the United States.