To buy more data on AT&T , you can either or upgrade your current monthly plan to a higher data tier . The process varies depending on whether you have a Postpaid account (billed monthly) or a Prepaid account (pay-as-you-go). For Postpaid Accounts
: Call 611 from your AT&T device (or 800-901-9878) and say "Buy add-ons". how to buy more data at&t
: If you renew your plan on time, unused add-on data may roll over to the next period. How to add it : Online : Sign in to myPrepaid and navigate to Add-Ons . To buy more data on AT&T , you
: Automatically adds 10GB every month for $15. How to add it : Log in to your account at AT&T Wireless Add-ons . Select the specific line you want to update. Select Get new add-ons and choose Hotspot data . Follow the prompts to confirm your purchase. : If you renew your plan on time,
: Visit an AT&T Store to purchase refill cards or update your plan. Summary of Current AT&T High-Data Plans (2024-2026)
If you are on an AT&T monthly plan, you can add high-speed data for your mobile hotspot or switch to a plan with more "priority data."