@property<EOL><INDENT>def phone_numbers(self):<DEDENT>
if self._phone_numbers is None:<EOL><INDENT>self._phone_numbers = PhoneNumberList(self._version, service_sid=self._solution['<STR_LIT>'], )<EOL><DEDENT>return self._phone_numbers<EOL>
Access the phone_numbers

:returns: twilio.rest.proxy.v1.service.phone_number.PhoneNumberList
:rtype: twilio.rest.proxy.v1.service.phone_number.PhoneNumberList