How Many Forever Stamps Do I Need for a Flexible 4.5-Ounce 9x12 Envelope?
Understanding USPS Postage Rates
To determine the appropriate number of Forever Stamps needed to send a flexible 9x12 envelope weighing 4.5 ounces, it is essential to understand the current USPS postage rates. In the United States, the first-class postage rate for a letter as of August 2023 is 0.66 dollars for the first ounce and 0.24 dollars for each additional ounce.
Calculating the Total Postage
Given the weight of 4.5 ounces, the calculation for the total postage is straightforward:
First ounce: 0.66 dollars Additional ounces (3.5 ounces): 3.5 × 0.24 0.84 dollars Total postage: 0.66 0.84 1.50 dollarsUsing Forever Stamps
A Forever Stamp is valued at the current first-class postage rate, which as of August 2023 is 0.66 dollars. To determine how many Forever Stamps you need, divide the total postage required by the value of one Forever Stamp:
Total postage required: 1.50 dollars
Value of one Forever Stamp: 0.66 dollars
Number of Forever Stamps: 1.50 / 0.66 ≈ 2.27
Since you cannot use a fraction of a stamp, round up to the nearest whole number:
Conclusion
You will need 3 Forever Stamps to mail a flexible 4.5-ounce 9x12 envelope.
Where to Check Current Rates
Keep in mind that postage rates can vary depending on your location and the destination of your envelope. If you are in the U.S., use the Postage Price Calculator on the USPS website to verify the current rates and ensure you have the correct postage for your mailing needs.