This number is not a valid number because it does not have a valid length.
Valid numbers beginning 0345 are 11 digits long.
Ofcom records show that numbers starting 03457 are allocated to BT. 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 April 2007.
The correct way to write telephone numbers beginning 0345 is in the format 0345 xxx xxxx
For more information on tariffs and usage of numbers starting 03 please visit the page on 03 numbers
To get more information on a full number beginning 0345, use our full UK number search.