800 (band 20), 1800 (band 3), 2100 (band 1), 2600 (band 7) MHz
2300 (band 40) MHz
in the UK EE, for instance, should be on
EE *United Kingdom 1800 3 FDD
EE *United Kingdom 2600 7 FDD
According to Wikipedia.
I'm not an expert unfortunately, wondering is someone more clued in can tell me if LTE would work in the UK.
I know that the US has different frequencies