Ofcom records show that numbers starting 0703 are allocated to Barritel Limited. Note that due to number portability if an individual number has moved to a different operator this information is not publicly available.
The correct way to write telephone numbers beginning 0703 is in the format 070 xxxx xxxx
For more information on tariffs and usage of numbers starting 07 please visit the page on 07 numbers
To get more information on a full number beginning 0703, use our full UK number search.