COSTCO In-store Promotion for New and Existing T-Mobile customers: $200 Instant rebate - Extended January 12th thru 14th only.
- Get one of the following phone at Costco:
- Samsung Galaxy S9 (T-Mobile): $480
- Samsung Galaxy S9+ (T-Mobile): $600
- Samsung Galaxy Note 9 (T-Mobile): $750
- After activation, submit your rebate at T-Mobile.com using promotion code "COSTCO2019SAMSUNG" to receive Up to $360 Trade-In Credit (as a One-Time Bill Credit)
- See details about your phone's value