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Get the most out of your next adventure with the Citi ® / AAdvantage ® Platinum Select ® World Elite Mastercard — a Citi AAdvantage ® miles credit card designed for the world's largest airline. Enjoy preferred boarding, American Airlines AAdvantage ® bonus miles and many more travel rewards.
Manage your Citi accounts online, anytime, anywhere with Citibank Online. Find the contact information you need for phone, mail, chat or branch services.
Activate your Citibank card online in a few simple steps. Enter your card number and personal information to verify your identity and start enjoying the benefits of your card. You can also access your account online, earn rewards, and shop with confidence.
What will I need to do when my new card arrives with my new account number? When your new Mastercard arrives, simply: Activate. Sign the back. Notify your service providers/online merchants who bill your account. If you want to use a digital wallet, update your new card.
Explore the world while earning bonus miles with a Citi ® / AAdvantage ® credit card. Compare and apply for one of Citi's best airline miles credit cards today.
Simply join and register your Citi® / AAdvantage® card and shop at your favorite stores. It’s easy to get started: 1) Join SimplyMiles™ 2) Add your Citi® / AAdvantage® card; 3) Activate offers, shop and earn miles; The more you shop, the more you earn for flights, upgrades, vacations and more. Explore SimplyMiles and Register today
Need your AAdvantage number? Enter your name and email, and we’ll send your AAdvantage number. ( Required dot indicates required)
