To activate your Discover card, you will need your card number, SSN, expiration date, date of birth, and security code.

Visit on your computer or mobile device if these details are at your disposal. Plus, you don’t have to log in and activate your card. However, if you have already signed up with Discover, you may continue with your existing account. activate

Let’s take a quick look below and activate your Discover card online.

Note: The steps to activate your Discover credit or debit card are the same.

How to Activate Your New Discover Card Online at

The online card activation process is super-easy. Go through the steps below for a hassle-free procedure.

  • Visit on your regular browser.
  • Please enter your date of birth in the mm/dd/yyyy format.
  • Enter the last 4-digits of your Social Security Number (SSN).
  • Next, you need to enter the 16-digit card number and expiration date.
  • Type the Sequence ID Number. (It is a three-digit number.)
  • Enter the CAPTCHA text and click the Continue button to finish.
  • Your Discover card is now active.

Activation Tips

  • Select the Log In option if you want to provide your login details and complete the card activation process.
  • Enter only the primary card member’s details to avoid any security breach.
  • To confirm if your card is activated, you can dial the number on the back of your card. Stick to the on-call prompts to know if your card is ready to use.
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The Discover card activation process doesn’t take a long time. Simply go to the official activate URL to complete the process. You can also activate the card by phone. Call 1-800-347-2683 and follow the prompts to activate your Discover credit or debit card.

Whether you use the phone service number or the online method, you must be ready with the prerequisites.

Should You Have a Discover Account

From reviewing transactions to viewing your balance and paying bills, having Discover sign-in details lets you access your account 24/7. Refer to the steps below to register for a Discover online credit card account.

  • Access
  • Click the Register Now option under Credit Cards.
  • Enter the required details –
    • 16-digit card number
    • Expiration date
    • Date of birth
    • Last 4-digits of the Social Security Number
  • Click the Continue button.

Follow the on-screen prompts to complete the remaining process.

Frequently Asked Questions

How can I activate my new Discover card?

Whether you receive a Discover credit or debit card, you can activate it online or over the phone. To activate the card online, visit and enter the required details. If you want to dial the customer service number to activate your card, call 1-800-347-2683.

What details do I need to activate my Discover card?

Customers with valid login details only require a 3-digit sequence ID. If you don’t have the login details, you will need the 16-digit card number, the last four digits of SSN, card expiration date, etc.

I reside outside the U.S. How can I contact Discover customer support?

Discover has a dedicated customer support number for people outside the United States. Call 1-224-888-7777 and enjoy services in two languages – English and Espanol.

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