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T-MobileTrade In + New Line

Samsung Promo with New Line

Promo Code: R545

$1,000$42/mo bill credit × 24 months

With 24 monthly bill credits when you add a line and trade-in an eligible device on ProMobile. For well-qualified customers; plus tax & $35 device connection charge.

At a Glance
CustomerPersonal (Consumer)
ActionTrade In + New Line
Plan requiredAny plan
Trade-inRequired — eligible device (see tiers below)
Port-inNot required
New lineRequired
📋
First time trading in with T-Mobile? Before you commit, make sure your old phone will pass inspection — cracked screens, water damage, and active anti-theft locks are the most common reasons trade-ins get rejected or downgraded. Read the Trade-In Checklist →
Terms & Conditions

Contact us before cancelling entire account to continue remaining bill credits, or credits stop & balance on required finance agreement is due: (e.g., $899.99 – Samsung Galaxy S26 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 business account, credit, add a new line on a qualifying plan…

Show full terms ↓

Contact us before cancelling entire account to continue remaining bill credits, or credits stop & balance on required finance agreement is due: (e.g., $899.99 – Samsung Galaxy S26 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 business account, credit, add a new line on a qualifying plan ($80+/mo. w/AutoPay; plus taxes & fees), & trade-in (e.g., $1000: S25+; $500: S9+) required. Up to $1100 via bill credits; lines on 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. Save up to $1100 on select devices

Eligible Phones

  • Samsung Galaxy S26 5G

2 Credit Tiers

$1,000 off with Trade-in + New Line

$42/mo × 24 months via bill credits

Qualifying Plans

EssentialsGo5GGo5G PlusGo5G NextExperience Beyond
  • Trade in an eligible device
  • New line required

Eligible Trade-In Devices

  • S25+

$500 off with Trade-in + New Line

$21/mo × 24 months via bill credits

Qualifying Plans

EssentialsGo5GGo5G PlusGo5G NextExperience Beyond
  • Trade in an eligible device
  • New line required

Eligible Trade-In Devices

  • S9+

How to Claim

Save up to $1100 on select devices

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