There are numerous ways to contact Yale Customer Service. You can get in touch with the Yale experts by phoning them at their toll-free number. Alternatively, you can send an email to the experts. Additionally, you can contact them through Skype support to file a complaint or pose a question. Additionally, you can communicate with the specialists through their chat support. On any day from Monday through Friday between 10:00 am and 7:00 pm, you can get in touch with the specialists.