The telephone number 07306 612 963 is related to a Covid-pass scam text being sent to UK residents. If you receive a phone call from this number then delete and block.
Scam texts from the number 07306 612 963 typically urge the recipient to visit a website and make a one-off payment so that they can get their NHS pass. They are also warned that if the recipent does not aplythey may be fined. In fact anyone who does click on links sent from 07306 612 963 are liable to being scammed. Instead youshould avoid following any of the ‘advice’ provided. Delete, Block.