: Visit an AT&T Store or use the Online Switch Tool to start the porting process.
: Most device and BYOD credits are applied over a 36-month installment period.
over 36 months ($10/month) when porting your number to a new line. : Specific flagship phones like the iPhone 17 Pro Go to product viewer dialog for this item. or Samsung Galaxy S26+ Go to product viewer dialog for this item.
: Note that AT&T implemented price increases (up to $20 for multi-line) for older legacy unlimited plans in April 2026, so it is best to stick with the newest 2.0 plans for the best long-term value. 0 vs. Premium 2.0 plans for your specific number of lines? AT&T New Plans Explained! Are They Worth It?
: Ensure your current device is paid off or that the $800 credit covers your remaining balance.
As of April 2026, AT&T offers up to in rewards for customers who switch from other carriers and trade in their current devices. This "contract buyout" is typically distributed via a reward card intended to help you cover the cost of remaining device balances or early termination fees from your previous provider. AT&T Switching Offers (April 2026)