def dependent_phone_numbers(self):
        """
        Access the dependent_phone_numbers

        :returns: twilio.rest.api.v2010.account.address.dependent_phone_number.DependentPhoneNumberList
        :rtype: twilio.rest.api.v2010.account.address.dependent_phone_number.DependentPhoneNumberList
        """
        if self._dependent_phone_numbers is None:
            self._dependent_phone_numbers = DependentPhoneNumberList(
                self._version,
                account_sid=self._solution['account_sid'],
                address_sid=self._solution['sid'],
            )
        return self._dependent_phone_numbers
Access the dependent_phone_numbers

        :returns: twilio.rest.api.v2010.account.address.dependent_phone_number.DependentPhoneNumberList
        :rtype: twilio.rest.api.v2010.account.address.dependent_phone_number.DependentPhoneNumberList