Mobile Tmobile Gsm
Will a mobile phone supporting frequency (GSM 900 / GSM 1800) work in the Uk with the networks like Tmobile?
This is a Nokia Brand new 8600 mobile phone
As long as the device is unlocked I believe the answer is yes since T-Mobile UK operates using the 1800 MHz frequency:
From Wikipedia:
United Kingdom
Former One2One logoT-Mobile UK was previously known as One 2 One, and before that as Mercury One 2 One. It was the world’s first GSM 1800 network when it launched in September 1993.
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