

The envelope also cannot be larger than 6-1/8” x 11-1/2” (an envelope that is 6-1/2” x 9” would not qualify because the “shortest” edge is longer than 6-1/8”).

The envelope must be rectangular, and must be at least 3-1/2” high, and 5” wide (an envelope that is 3” x 6” would not qualify because the shortest side is shorter than 3-1/2”). The size and shape of the commercial envelope are considered to be long and thin, and the aspect ratio of the shorter side to the longer side lies between 1:1.6 and 1:2.2. Here are some general guidelines to keep in mind:Įnvelope Size: For your envelopes to qualify as a “Letter”, the envelope must meet the following guidelines:

To be safe, speak to the pros at the post office, and/or use the USPS calculator. For envelope that qualify as a standard letter, each additional ounce is an additional $0.24 (as of January 24, 2023). What size is a DL envelope Traditional sized DL envelopes are 110 x 220 mm and fit an A4 card blank folded twice or an A5 card blank folded once. These are small envelopes and are popular as use for RSVP or thank you cards. If you are mailing something bigger or heavier the rate continues to increase. Standard C7 envelopes are sized 83 x 112 mm to fit A7 paper or A5 paper folded four times. (most wedding invitations) domestically, you will need 87¢ worth of postage, or 1 2-ounce “forever” stamp.
USA STANDARD ENVELOPE SIZES SERIES
Keep in mind that postage rates do fluctuate up and down over time (last change ), so double and triple check before you apply your vintage postage!Īs of January, 2023, If you are mailing a square envelope that weighs less than 1 oz., or a rectangular envelope that weighs between 1-2 oz. List of US Envelope Series Paper Sizes 6¼ 15.2 x 8.9 cm 6¾ 16.5 x 9.2 cm 7 17.2 x 9.5 cm 7¾ Monarch 19.1 x 9.8 cm 8 21.9 x 9.2 cm 9 22.5 x 9.8 cm 10 24.1 x 10.4 cm 11 26.4 x 11.4 cm 12 27.9 x 12.1 cm 14 29.2 x 12. If you are mailing a standard sized letter (see more on what qualifies as ‘standard size’ below) rectangular envelope that weighs less than 1 oz., you will need 63¢ worth of postage, or 1 "forever" stamp. You can take an assembled invitation to the post office to have it weighed & measured, and you can also use the USPS Postage Calculator to get a good estimate. Great question that is best left to the pros at the US Post Office. Listed below is a wide range of standard sizes for a variety of different envelope types and styles. "how do i know how much vintage postage i need?" When it comes to ordering an envelope, its important to understand which sizes are standard and most popular.
