https://support.t-mobile.com/docs/DOC-4988

Go to: Coverage & device support Frequency bands. ... Frequencies: Band 2 ( 1900 MHz), Band 4 (1700/2100 MHz), Band 5 (850 MHz), Band 12 (700 MHz), ...

https://www.t-mobile.com/news/600-mhz-update-puerto-rico

Sep 10, 2018 ... The Un-carrier continues lighting up 600 MHz at a furious pace, bringing ... 600 MHz spectrum to assist them in moving to new frequencies.

https://www.t-mobile.com/coverage/lte-band-compatible-devices

Extended Range LTE – 600 MHz-compatible devices: Our Extended Range LTE signal reaches 2X as far and penetrates walls for 4X better coverage ...

https://www.t-mobile.com/news/extended-range-lte-puerto-rico

Jun 6, 2018 ... The Un-carrier is setting a blistering pace lighting up 600 MHz Extended .... 600 MHz spectrum to assist them in moving to new frequencies.

https://support.t-mobile.com/thread/92908

I then asked what about the frequency bands, to which I was greeted ... Lower 700 MHz band 12 (in development) / in service in selected areas.

https://www.signalbooster.com/pages/what-are-the-cellular-frequencies-of-cell-phone-carriers-in-usa-canada

What are the Cellular Frequencies of Carriers in USA & Canada? Here we list all ... T-Mobile, 3G : 1900 MHz PCS, Band 2 (GSM/ GPRS/ EDGE/ UMTS/ HSPA+).

https://en.wikipedia.org/wiki/T-Mobile_US

The following chart describes radio frequency ... T-Mobile owns a 10x10 block of 850 MHz spectrum that has ...

https://www.frequencycheck.com/carriers/t-mobile-united-states

T-Mobile (United States) uses 1 GSM band, 2 UMTS bands, and 5 LTE bands. Find out if your unlocked phone or mobile device will work with T-Mobile (United  ...

https://www.phonearena.com/news/Cheat-sheet-which-4G-LTE-bands-do-AT-T-Verizon-T-Mobile-and-Sprint-use-in-the-USA_id77933

Dec 17, 2018 ... Do they differ from the 4G LTE bands that T-Mobile uses? ... and 41 with band 25 in the 1900 MHz range being the carrier's primary frequency.

https://www.whistleout.com/CellPhones/Guides/cell-phone-networks-and-frequencies-explained

T-Mobile, GSM/HSPA/HSPA+ 1900 MHz, 1700/2100 MHz, 2*, 4*, 5, 12*, 66, 71* ... 3G and 4G LTE networks employ both bands and frequencies, but from a ...