If it is contract that will need to be done through Customer Services. If it is because of Marriage / Divorce then they will eventually need documentation
Ring 202 or
Message O2 on
Facebook (https://o2uk.co/O2CFB)
Twitter (https://o2uk.co/O2CTW) or Instagram (https://o2uk.co/O2CIG) ,
they should be able to help you.
This is not O2 and we are all customers here similar to yourself and cannot answer account type queries.
