Description
Samsung SGH-T639 3G, Carrier Returns, T-Mobile branded, GSM unlocked
Samsung T639 3G GSM Unlocked clamshells from a T-Mobile carrier-return A-stock lot, graded Carrier Returns by TG on receipt, color per lot, supplied with the original battery per the old listing. Buyers assembling price-driven export lots of 3G flips, and parts dealers who want tested donors, are the fit for this listing.
The Samsung SGH-T639 is a thin 2008 T-Mobile clamshell and one of the carrier's first 3G handsets, pairing UMTS data with quad-band GSM and EDGE. It has changeable color face plates, a 1.3 MP camera, stereo Bluetooth, stereo speakers, a microSD slot, a music player for MP3, WMA, and AAC files, photo caller ID, and the AOL, Yahoo, MSN, and ICQ messaging clients, with myFaves support.
TG Wireless offers the T639 in blue and red refurbished tiers and as carrier returns, mainly to exporters for markets where GSM or UMTS is live, to collector and prop buyers, and to parts dealers. It no longer gets US service.
Key specifications
| Model | Samsung SGH-T639, T-Mobile 3G clamshell |
|---|---|
| Network status | T-Mobile branded, GSM unlocked |
| Form factor | Thin clamshell with changeable face plates |
| Camera | 1.3 MP |
| Memory | microSD slot |
| Connectivity | Quad-band GSM with EDGE, 3G UMTS on T-Mobile's band, stereo Bluetooth |
| Audio | Music player for MP3, WMA, and AAC; stereo speakers; speakerphone |
| Messaging | SMS with predictive input, AOL, Yahoo, MSN, and ICQ instant messaging |
Condition: Carrier Returns
Carrier return units come back through a carrier channel and are tested and graded by TG on receipt. Expect a mix of open-box and lightly handled units; cosmetics and packaging are confirmed per lot by your account manager.
Network and compatibility
The SGH-T639 is a GSM/UMTS phone with 3G data and no LTE or VoLTE. The source lists quad-band GSM and T-Mobile 3G UMTS. All three US national carriers retired 3G in 2022 and T-Mobile ended 2G GSM service on August 3, 2026, so it cannot register for calls or data on a US network today. Lock state is per listing; see the network status line in the table. Buyers move it into export markets where GSM or UMTS is still live, to collectors, prop houses, and parts dealers.
Resale fit
- Export lots for regions where GSM or UMTS service is still live and a simple tested handset sells at a low ticket.
- Collector and retro-tech shops that stock working T-Mobile feature phones from the late 2000s.
- Film, TV, and theater prop departments that need period-correct handsets in a known color.
Ordering from TG Wireless
TG Wireless sells to the trade. Pricing is shown to approved dealer accounts, and your account manager confirms availability, quantities, and grade mix before invoicing. Orders typically ship within 24 hours of order placement by FedEx, UPS, or DHL, within the United States and internationally. TG Wireless's 12-month warranty applies, with coverage and RMA handling per your order documentation. Resellers with a valid resale certificate are not charged sales tax. The FAQ covers account setup and shipping questions.
