I want to know phone numbers called - does not show on bill. Cell Phone is at least 10 yrs old?

Answer 1

Speak to your carrier. I have a list of #s on all 4 lines, on my bill

Answer 2

Call and ask for a detailed billing record. It used to be $2. Goes back a month but you might be able to ask for further 

Answer 3

call the phone company and ask them