10/3 Update: The loyalty promo was changed on 10/2; the offer is now eligible on accounts with already active EIPs, as confirmed by SD member MichaelC4475.
Smartphone Trade ID250676
Promo Code: R339
Start Date: October 2, 2025
Credit: up to $34.59/mo. for 24 months
Contact us before cancelling entire account to continue remaining bill credits, or credits stop & balance on required finance agreement is due (e.g., $999.99 – Samsung Galaxy S25+ 5G 256GB). Bill credits end if you pay off device early. Tax on pre-credit price due at sale. Limited time; subject to change. Qualifying credit, service ($50+/mo. plan w/AutoPay; plus taxes/fees) & trade-in (e.g., Save $830: Galaxy S10 / Save $630: Galaxy S9) required. Trade-in terms and conditions apply. Up to $830 via bill credits; line with promo must be active and in good standing to receive credits; allow 2 bill cycles. May not be combinable with some offers, discounts, or promotions.
Preselected customers can get up to $830 off an eligible phone via one-time trade-in credit and 24 monthly bill credits when you purchase on a monthly payment plan and trade-in an eligible phone in any condition on any rate plan.
The loyalty promo is for any plan, but not everyone will be lucky enough to get it. Segment offers can only be checked by T-Mobile employees. If you have the "2025 Loyalty Trade" segment, you can upgrade with a $830 credit for any phone without needing to change your current plan.
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Couldn't find a thread on this via search so here goes.
Eligible customers will have a '
2025 Loyalty Trade' segment noted on their account.
https://www.reddit.com/r/tmobile/.../?sort=new
https://www.reddit.com/r/tmobile/.../?sort=new
This started in July, and works on iPhone 17 now. Confirmation from other reddit users^
One of my relatives on Magenta Max First Responder had the segment offer on their account so works on discounted plans, too.
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Switch carriers
Have different plan than simple choice
Add a new line
If not $300
Welp. Guess I'm out.
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