How to Activate Your Capital One Credit Card

To activate your Capital One credit card, visit capitalone.com/activate or use the Capital One Mobile app. Log in with your account credentials and follow the on-screen steps. You can also call the number on the card sticker for phone activation.

Step-by-Step Guide to Activate Your Capital One Credit Card

1. Go to capitalone.com/activate
2. Sign in with your Capital One account (or create one if needed)
3. Enter your card details as asked
4. Click “Activate” — your card is now ready to use!

OR

1. Open the Capital One Mobile app
2. Log in and tap “Activate New Card”
3. Follow the instructions

OR

1. Call Capital One at 1-800-227-4825
2. Follow the voice prompts to activate your card