This number is not a valid number because it does not have a valid length.
Valid numbers beginning 0870 are 11 digits long.
The correct way to write telephone numbers beginning 0870 is in the format 0870 xxx xxxx
For more information on tariffs and usage of numbers starting 08 please visit the page on 08 numbers
To get more information on a full number beginning 0870, use our full UK number search.