Founders Club pricing available only at eligible Fiber addresses. Availability varies by location and is subject to change. Addresses not eligible for Founders Club may qualify for other Fiber offers at a higher cost. Limited time only; subject to change. Available at select addresses. Qualifying new fiber service required. Max 1/account. May not be combined with some offers, discounts, or promotions. Return each device undamaged or fee may apply. 10-year Price Guarantee means that we won't change the price of fiber internet data for at least 10 years while you are on an eligible plan. Taxes & fees, voluntary equipment or speed upgrades, future wireless generations, select limited-time promotions, per-use charges, third-party services, and network management practices aren't included. This guarantee starts when you activate or switch to an eligible plan and doesn't restart if you add a line or change plans after that. 2 Gig Plan: Not available in all areas. Return each device undamaged or fee may apply. $15 Off: With $15 monthly bill credit. Limited-time; subject to change. Qualifying credit, T-Mobile postpaid voice line as Fiber account phone number, and 500Mbps (or higher) Fiber Internet line required. Credits may take up to 2 bill cycles; credits will stop if you cancel any lines or change plans. Limit 1/account. May not be combined with some offers, discounts, or promotions. 5-year Price Guarantee means that we won't change the price of fiber internet data for at least 5 years while you are on an eligible plan. Taxes & fees, voluntary equipment or speed upgrades, future wireless generations, select limited-time promotions, per-use charges, third-party services, and network management practices aren't included. This guarantee starts when you activate or switch to an eligible plan and doesn't restart if you add a line or change plans after that. AutoPay discount requires bank account or debit card, otherwise $5 more/line/mo. May not be reflected on first bill. Contract Buyout: Qualifying credit, Internet Service Provider Early Termination Fee, and new T-Mobile Fiber Home Internet service required. ISP's ETF, up to $750, paid via virtual prepaid Mastercard, which you can use online or in-store via accepted mobile payment apps; no cash access & expires in 6 months. Submit proof of ETF & 90+ days in good standing w/ ISP within 60 days of new Internet service activation and be active and in good standing for 60 days. We might ask for more information. One offer per eligible address. T-Mobile Virtual Prepaid Mastercard is a rebate for the new service; for any tax implications, consult a tax advisor. Cards issued by Sunrise Banks N.A., Member FDIC, pursuant to a license from Mastercard International Incorporated. Mastercard is a registered trademark of Mastercard International Incorporated. This card may be used everywhere Debit Mastercard is accepted. Registration, activation, acceptance, or use of this card constitutes acceptance of the terms and conditions stated in the Prepaid Card Agreement. This promotion is not associated, sponsored, or endorsed by Mastercard or Sunrise Banks N.A. May not be combinable with some offers or discounts. See Terms and Conditions (including arbitration provision) at https://fiber.t-mobile.com/legal/terms.