As one of the most widely used mail delivery services in the United States, the United States Postal Service (USPS) plays a vital role in ensuring that mail reaches its intended recipients efficiently and securely. With the advent of technology, USPS has introduced various tools and services to enhance the mail delivery experience for both senders and recipients.

Understanding USPS Mail Checker

USPS Mail Checker is a suite of tools and services provided by the USPS to help individuals and businesses manage their mail more effectively. These tools enable users to track packages, find ZIP codes, and utilize features such as Informed Delivery.

Informed Delivery: The BasicsOne of the key features offered by USPS Mail Checker is Informed Delivery. It is a free service that allows users to digitally preview their incoming mail and manage their packages conveniently. By signing up for Informed Delivery, you can receive grayscale images of letter-sized mail pieces, track packages, and schedule deliveries.

With Informed Delivery, you can:Preview mail images: Get a daily email containing grayscale images of the front side of letter-sized mail pieces.

Track packages: Receive tracking information and updates for incoming packages.Schedule deliveries: Provide delivery instructions and schedule redelivery if you missed a package.

How to Use USPS Mail Checker

USPS Mail Checker provides several tools and services that can be accessed online through the USPS website. Here's a brief overview of how to use these tools:

1. ZIP Code Lookup

The ZIP Code Lookup tool allows you to find the correct ZIP code for a specific address. Simply enter the street address, city, and state, and the tool will provide the corresponding ZIP code. This is particularly useful when you need to ensure accurate addressing for your mail and packages.

2. Informed Delivery

To take advantage of Informed Delivery, you need to sign up for an account on the USPS website. Once registered, you can access the Informed Delivery dashboard, where you'll find the daily email with mail piece images and tracking information for packages. You can also manage your delivery preferences and schedule redelivery if necessary.

3. Package Tracking

If you have a tracking number for a USPS package, you can use the Package Tracking tool to get real-time updates on its status and location. Simply enter the tracking number on the USPS website, and you'll receive detailed information about the package's progress.

Commonly Asked Questions about USPS Mail Checker

Let's address some commonly asked questions about USPS Mail Checker:

1. Is USPS Mail Checker available to all users?

Yes, USPS Mail Checker tools and services are available to all individuals and businesses within the United States. You can access these tools online through the USPS website.

2. Do I need to pay for USPS Mail Checker services?

No, most USPS Mail Checker services, including Informed Delivery and ZIP Code Lookup, are free of charge. However, some additional services or options may require a fee.

3. How accurate is Informed Delivery in displaying mail images?

Informed Delivery provides grayscale images of letter-sized mail pieces. While it is generally accurate, there may be instances where certain mail pieces are not captured or displayed. Additionally, Informed Delivery does not provide images for packages or mail items that do not fit the letter-sized criteria.

4. Can I schedule redelivery for a missed package through Informed Delivery?

Yes, if you missed a package, you can use the Informed Delivery dashboard to schedule redelivery at a convenient time. You can also provide specific delivery instructions to ensure successful delivery.


USPS Mail Checker offers a range of tools and services that make managing mail and packages easier and more efficient. From ZIP Code Lookup to Informed Delivery, these tools empower users to stay informed about their mail and packages, ensuring reliable mail delivery. By utilizing USPS Mail Checker, you can enhance your mail management experience and have greater control over your deliveries.