protected function getAvailablePhoneNumbers() {
        if (!$this->_availablePhoneNumbers) {
            $this->_availablePhoneNumbers = new AvailablePhoneNumberCountryList(
                $this->version,
                $this->solution['sid']
            );
        }

        return $this->_availablePhoneNumbers;
    }
protected function getAvailablePhoneNumbers() {
        if (!$this->_availablePhoneNumbers) {
            $this->_availablePhoneNumbers = new AvailablePhoneNumberCountryList(
                $this->version,
                $this->solution['sid']
            );
        }

        return $this->_availablePhoneNumbers;
    }
protected function getAvailablePhoneNumbers ( ) { if ( ! $ this -> _availablePhoneNumbers ) { $ this -> _availablePhoneNumbers = new AvailablePhoneNumberCountryList ( $ this -> version , $ this -> solution [ 'sid' ] ) ; } return $ this -> _availablePhoneNumbers ; }
Access the availablePhoneNumbers

@return \Twilio\Rest\Api\V2010\Account\AvailablePhoneNumberCountryList
Access the availablePhoneNumbers