02076378688?

Question

does anyone know what/who's number this is?

Answer 1

without the 0, it belongs to Standish telephone company.

You can look it up on www.411.com

chances are, thats  just the number used to mask the real number, or its an international number.

Answer 2

Someone in the UK.  Why don't you call them and ask them.  Why should one of us pay the toll to satisfy your curiosities.