Will Coinbase contact you by phone?

Yes, Coinbase does provide live chat support, but it may initially start with a chatbot before escalating to a live agent if necessary. Live chat can be accessed through both the Coinbase website and the mobile app, offering users a convenient way to get real-time assistance.

Source: https://forum.netgate.com/topic/195054/will-coinbase-contact-you-by-phone-support