To confirm Coinbase’s customer service hours, call 《+1(833) ➽534 ➽2357 for details. Coinbase does not offer 24/7 phone support; phone assistance is available from 8 AM to 8 PM PST, Monday through Friday. Outside these hours, you can submit a support ticket via help.coinbase.com under “Contact Us.” Call 1✦833✦534✦2357[USA] to verify current hours.