: You can use your own white, manila, or recycled envelopes.
: You must fill out Form 3800 (the green sticker) at the counter or pick them up for free to use at home. where to buy certified mail envelopes
The most common way to send Certified Mail is to visit a local Post Office. While you don't necessarily "buy" a specialized envelope there, you can purchase the service for any standard envelope. : You can use your own white, manila, or recycled envelopes
: If you use Priority Mail, the Post Office provides free envelopes, but the Certified Mail fee is an additional charge ($4.40 as of early 2024). 2. Online Postage & Software Services While you don't necessarily "buy" a specialized envelope
For businesses or individuals who mail frequently, online services sell specialized envelopes that allow you to print barcodes and tracking information directly from your home or office printer. USPS-Approved Certified Mail Envelopes