With many mobile providers, the name on the account is directly associated with the number. Try to enter your own mobile number into Twilio’s lookup feature and see what name pops up.

Not just for dating, women who flee their home with a child in their arm and are put up in a secret apartment by the local ROKS org here usually still have to contact the babys father at some point. I know first hand it's one of the biggest issues in those orgs to keep their apartments hidden from anyone but the police.