Last updated on
Sep 19, 2025
Send Documents via USPS For Free
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Up to 100 MB for PDF and up to 25 MB for DOC, DOCX, RTF, PPT, PPTX, JPEG, PNG, JFIF, XLS, XLSX or TXT
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Generate new PDFs from scratch or transform existing documents into reusable templates. Type anywhere on a PDF, rewrite original PDF content, insert images or graphics, redact sensitive details, and highlight important information using an intuitive online editor.
Fill out & sign PDF forms
Say goodbye to error-prone manual hassles. Complete any PDF document electronically – even while on the go. Pre-fill multiple PDFs simultaneously or extract responses from completed forms with ease.
Organize & convert PDFs
Add, remove, or rearrange pages inside your PDFs in seconds. Create new documents by merging or splitting PDFs. Instantly convert edited files to various formats when you download or export them.
Collect data and approvals
Transform static documents into interactive fillable forms by dragging and dropping various types of fillable fields on your PDFs. Publish these forms on websites or share them via a direct link to capture data, collect signatures, and request payments.
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Share, email, print, fax, or download edited documents in just a few clicks. Quickly export and import documents from popular cloud storage services like Google Drive, Box, and Dropbox.
Store documents safely
Store an unlimited number of documents and templates securely in the cloud and access them from any location or device. Add an extra level of protection to documents by locking them with a password, placing them in encrypted folders, or requesting user authentication.
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What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
I think it's very useful but expensive and the basic subscription does not seem adequate to perform some of the things needed at that initial level for that cost.
2016-06-22
What do you like best?
The ability to create a document, upload a document, search and find document files, edit, and then fax or email to anyone anywhere right from the convenience of your laptop anywhere in the world. All documents created are saved in your account for return access, and activities (fax, email and receipts for delivery) are also recorded and saved.
What do you dislike?
So far I have not discovered something I do not like. I have uploaded, created, searched for online documents to use, and both faxed and e-mailed documents without an issue.
What problems are you solving with the product? What benefits have you realized?
Can work and send from home, work, on the road. No need to hunt for a fax service / company; no need to leave where I am at to go fax a document; can work and send documents in the middle of the night right from home or while on the road; have been able to search and find online documents and upload into account for editing use; easy to share documents via PDFiller; you can send documents to anyone with an e-mail address - your recipient does not need to leave their laptop either!
The ability to create a document, upload a document, search and find document files, edit, and then fax or email to anyone anywhere right from the convenience of your laptop anywhere in the world. All documents created are saved in your account for return access, and activities (fax, email and receipts for delivery) are also recorded and saved.
What do you dislike?
So far I have not discovered something I do not like. I have uploaded, created, searched for online documents to use, and both faxed and e-mailed documents without an issue.
What problems are you solving with the product? What benefits have you realized?
Can work and send from home, work, on the road. No need to hunt for a fax service / company; no need to leave where I am at to go fax a document; can work and send documents in the middle of the night right from home or while on the road; have been able to search and find online documents and upload into account for editing use; easy to share documents via PDFiller; you can send documents to anyone with an e-mail address - your recipient does not need to leave their laptop either!
2019-09-01
The one time I used helped they…
The one time I used helped they actually helped. The other service I tried to use before this one, I couldn't get any help.
2024-04-16
It has helped me merge my PDF documents and i am able to re-arrange pages. I wish it was not limiting the number of pages though. The number of pages increases once you merge a document and once it exceeds that 150 pages, it does not allow one to re-arrange the pages.
2023-09-13
If you ever happen to chat with Support for a technical issue --- Hope you get ****.**** worked with me for nearly and hour trying to figure out why my form got skewed.I shared out my screen with him -- he diligently and carefully figured out the problem and got it fixed.Saved the day!Kudos to ****!!
2022-01-06
pdfFiller is a major player
pdfFiller is a major player, it seems to have everything I would ever need. It has been impossible to find anything as good. Also, it is intuitive I have limited computer experience and only once had to contact learner support and than they could not have been more helpful. Thank you.
2021-01-15
A very easy to use to file your claim
A very easy to use to file your claim, and I never have any problem logging in. I highly recommend this site, I am very satisfied. They just give me access to the Insurance portal that is why I have to unsubscribe. I will use this in the future.
2020-11-20
What do you like best?
It is nice to be able to edit and fill out PDF
What do you dislike?
I wish I could use PDF Filler to merge 2 documents into one PDF
Recommendations to others considering the product:
You should get it.
You can also use it to notarize documents
What problems are you solving with the product? What benefits have you realized?
Filling out PDF
2020-08-13
Twice a year I need to turn a pdf form into a fillable form. I don't need a subscription for such a minimal need. I wish there was truly a free way to do this without creating a trial subscription.
2025-04-29
Instructions and Help about Send Documents via USPS For Free
We at pdfFiller are working hard to improve our product, to make it even more convenient for our users. One of our latest developments is the ability to send documents via USPS. Now you can use our digital solution for sending paper PDFs right from your pdfFiller account, just like an ordinary paper letter. Once you’re done making all the changes to your documents, click the orange DONE button. After this you’ll see a dialog box where you can choose what to do with your document next. Click Send USPS Mail:
The next step is to indicate your address and the address of the recipient. Type all the required information in the appropriate boxes and choose from the delivery methods:
When these actions are done, click the Send My Document button. And that is all. pdfFiller will do the rest. We’ll print out your PDF document using high-resolution printers and deliver it to the post office. The recipient will get the documents within 5-7 business days.
Learn More.
If you like being able to send PDFs via USPS, you might be interested in the range of other great features that pdfFiller offers. With pdfFiller you can also fax, print out, and send documents for signing. Moreover, you can share, email, send an SMS, and host fillable documents using our unique LinkToFill feature. Check out these tutorials to learn more about the other great features pdfFiller offers.
How to Send PDF via USPS
01
Click on the DONE button in the upper right corner of the toolbar.
02
Click Send USPS Mail.
03
Fill out the required boxes on the envelope.
04
Select the delivery method.
05
Click the Send My Document button.
Send Documents via USPS Feature
Welcome to our Send Documents via USPS feature! Say goodbye to the hassle of mailing physical documents yourself.
Key Features:
Easily upload and send important documents online
Track your documents with USPS tracking numbers
Receive confirmation of delivery for peace of mind
Potential Use Cases and Benefits:
Sending legal documents securely and quickly
Mailing contracts and agreements with ease
Shipping important paperwork hassle-free
With our Send Documents via USPS feature, you can save time and effort by conveniently sending important documents without leaving your home. Let us take care of the mailing so you can focus on what matters most.
How to Use the Send Documents via USPS Feature
Sending documents via USPS is a convenient and secure way to deliver your important paperwork. With pdfFiller's Send Documents via USPS feature, you can easily send your filled forms, contracts, or any other documents to recipients using the United States Postal Service. Follow these simple steps to make the most of this feature:
01
Open the pdfFiller website or app and log in to your account.
02
Upload the document you want to send via USPS. You can either choose a file from your device or import it from cloud storage platforms like Google Drive or Dropbox.
03
Once the document is uploaded, click on the 'Send' button located at the top of the page.
04
In the 'Send' menu, select the 'Send via USPS' option.
05
Enter the recipient's address in the provided fields. Make sure to include the recipient's name, street address, city, state, and ZIP code.
06
Choose the USPS service you prefer. pdfFiller offers various options such as First-Class Mail, Priority Mail, and Priority Mail Express. Select the one that suits your needs.
07
Review the document and make any necessary adjustments. You can add additional pages, edit the content, or include a personalized message.
08
Once you are satisfied with the document, click on the 'Send' button to initiate the USPS delivery.
09
pdfFiller will generate a USPS shipping label for you. You can either print it out or choose the option to have it printed and mailed by pdfFiller.
10
Complete the payment process for the USPS service and shipping label, if applicable.
11
Confirm the details and click on the 'Send' button to finalize the process.
12
pdfFiller will securely send your document via USPS to the recipient's address. You can track the delivery status using the provided tracking number.
13
Once the document is delivered, you will receive a notification confirming the successful delivery.
14
If needed, you can also download a copy of the sent document for your records.
By following these steps, you can easily send your important documents via USPS using pdfFiller's convenient and user-friendly Send Documents via USPS feature. Enjoy the peace of mind knowing that your paperwork is securely delivered to the intended recipients.
Did you know?
Use Click-N-Ship to pay for postage and print a shipping label. Start your shipping with free Priority Mail and Priority Mail Express envelopes and boxes. Get a free package pickup during your regular mail delivery or pay a fee for a pickup at a time that works for you.
Properly preparing your letters and postcards will get them where they're going on time and save you money. When mailing a letter or postcard, postage cost depends on the size and shape of the tailpiece. Write or print your return address and the address you're mailing to clearly in the correct spots.
The average cost of a data breach is $3.86 million. Emailing sensitive documents is too risky in this age of malware and hackers. The United States Postal Service is the safest way to mail important documents. There are over 200 federal laws that protect mail sent through USPS, which makes it less likely to be breached.
For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
Contact Support
What is the cheapest way to send documents through USPS?
First-Class Mail® is an affordable mail service for standard-sized, single-piece envelopes weighing up to 3.5 oz and large envelopes and small packages weighing up to 13 oz. Prices start at $0.63 at a Post Office.
What is the best way to send important documents by USPS?
Registered Mail™ Registered Mail is the most secure method the Postal Service offers. Registered Mail is designed to provide added protection for Valuable Mail. Only matter prepaid with First-Class Mail rates may be Registered.
What is the safest way to send important documents by mail?
First-Class Mail offers delivery at a low cost and can be combined with Registered Mail, a service that provides the highest level of mail security during transit.
What is the most secure way to mail sensitive documents?
Registered Mail™ Registered Mail is the most secure method the Postal Service offers. Registered Mail is designed to provide added protection for Valuable Mail. Only matter prepaid with First-Class Mail rates may be Registered.
Is UPS or USPS cheaper to send documents?
UPS is often more expensive than USPS due to fees and surcharges, especially when it comes to shipping smaller packages. Generally, USPS offers much better rates when shipping smaller packages of less than two pounds.
What mail service is best for important documents?
Best Way to Mail Important Documents: Priority Mail. Priority Mail is a reliable and fast shipping option offered by the United States Postal Service (USPS). ... First-Class Mail. First-Class Mail is another option offered by USPS. ... Certified Mail. ... Overnight Delivery.
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