How much does a large envelope cost to mail
The cost of mailing a large envelope, also known as a flat rate envelope, depends on the weight and destination of the mailpiece. Here are the current rates for large envelopes in the United States:
Flat Rate Envelopes
- Large Flat Rate Envelope (13.5" x 12.5" x 3.5"): $7.95 (domestic), $14.35 (international)
- Extra Large Flat Rate Envelope (15" x 12" x 5"): $13.95 (domestic), $21.35 (international)
Weight-Based Pricing
- For envelopes weighing 1-2 oz, the cost is $1.20 (domestic), $2.20 (international)
- For envelopes weighing 2-3 oz, the cost is $1.45 (domestic), $2.45 (international)
- For envelopes weighing 3-4 oz, the cost is $1.70 (domestic), $2.70 (international)
- For envelopes weighing 4-6 oz, the cost is $2.05 (domestic), $3.05 (international)
- For envelopes weighing 6-8 oz, the cost is $2.40 (domestic), $3.40 (international)
- For envelopes weighing 8-10 oz, the cost is $2.75 (domestic), $3.75 (international)
- For envelopes weighing 10-12 oz, the cost is $3.10 (domestic), $4.10 (international)
Additional Fees
- If you're mailing a large envelope to a military address, you'll need to pay an additional $0.20.
- If you're mailing a large envelope to a U.S. territory or possession, you'll need to pay an additional $0.20.
- If you're mailing a large envelope to a foreign country, you'll need to pay an additional $0.20 for each additional ounce.
Keep in mind that these rates are subject to change, so it's always a good idea to check the official USPS website for the most up-to-date pricing information.