How can I contact KLM customer service? KLM offers a variety of ways to contact their customer service team. Whether you need help with booking a flight, making changes to an existing reservation, or have a question about KLM’s services, there are several ways to get in touch with KLM customer care. You can submit a request for assistance, chat with a customer service representative, or call KLM customer service team at US Number: OTA: +1-800-971-7347. #KLM #KLMairline #KLMcustomerservice For more info: https://michaelrodgers5.livejournal.com/18511.html