Ofcom records show that numbers starting 07408 are allocated to Truphone Ltd. Note that due to number portability if an individual number has moved to a different operator this information is not publicly available.
Ofcom's last recorded change for this number range was May 2010.
The correct way to write telephone numbers beginning 07408 is in the format 07408 xxxxxx
For more information on tariffs and usage of numbers starting 07 please visit the page on 07 numbers