# How to Send Certified Mail: Step-by-Step Guide & Costs

- url: https://www.tryplox.com/blog/send-certified-mail-guide-costs
- date: May 23, 2025
- tags: Basics
- excerpt: Plox makes document sharing, signing, and tracking fast, simple, and frustration-free. No learning curve. No bloat. Just the essentials.

Certified mail is a secure way to send important documents and packages while receiving proof of delivery. Whether you're sending legal paperwork, contracts, or time-sensitive notices, this guide will walk you through the process of sending certified mail effectively.

## What is Certified Mail?

Certified mail is a service offered by postal services that provides proof of mailing and delivery. It includes a tracking number and requires a signature upon receipt, ensuring that your document reaches the intended recipient securely.

## Why Use Certified Mail?

Commonly used for:

- Legal and court documents
- Business contracts
- Government correspondence
- Tax documents
- Notices of eviction or termination
- Any document requiring proof of delivery

## How to Send Certified Mail

### Step 1: Prepare Your Document or Package

Ensure your document is properly sealed in an envelope or your package is securely wrapped.

### Step 2: Visit the Post Office

Certified mail services must be processed at a post office. Locate the nearest post office and bring your mail item with you.

### Step 3: Fill Out the Certified Mail Form (PS Form 3800)

Request **PS Form 3800** from the postal worker or pick it up in advance. This form includes a unique tracking number and serves as proof of mailing.

### Step 4: Choose Additional Services (Optional)

You can enhance security with additional services like:

- **Return Receipt (PS Form 3811)**: Provides a physical or electronic proof of delivery, including the recipient’s signature.
- **Restricted Delivery**: Ensures only the recipient can sign for the mail.
- **Certified Mail with Electronic Return Receipt**: Offers digital confirmation of delivery.

### Step 5: Pay for Postage

Certified mail rates depend on weight, size, and additional services chosen. The base fee for it is around **$4.35** (excluding postage). Adding a return receipt costs an additional **$3.70 for electronic or $4.90 for a physical receipt**.

### Step 6: Get Your Receipt & Tracking Number

After payment, you will receive a receipt with a tracking number. Use this number to monitor the status of your certified mail online.

### Step 7: Confirm Delivery

Once the recipient receives the mail, you will receive proof of delivery via email or a physical return receipt, depending on your selected options.

## Certified Mail vs. Other Mailing Options

| Feature | Certified Mail | Priority Mail | Registered Mail |
| --- | --- | --- | --- |
| Tracking | Yes | Yes | Yes |
| Signature Required | Optional | No | Yes |
| Insurance | No | Yes | Yes |
| Security Level | High | Medium | Very High |
| Best for | Legal docs, contracts | General shipping | Valuables, sensitive documents |

## Send Secure Documents with Plox

If you need a faster and more secure way to send important documents, consider **Plox**:

- End-to-end encrypted document sharing
- Instant delivery without mailing delays
- Access control and expiration settings

[Start sending documents securely with Plox](/)

## Conclusion

Certified mail is a reliable way to ensure the secure delivery of important documents. By following this step-by-step guide, you can confidently send certified mail with proof of delivery. If you need a digital alternative, try Plox for secure and instant document sharing!