The company said the California Public Utilities Commission approved its autonomous vehicle rideshare services to extend across the San Francisco Bay Area and Los Angeles.
Services will also soon be brought to Sacramento and San Diego.
MORE: DMV greenlights Waymo driverless taxis to expand services across Bay Area and beyond
Waymo said the expansion efforts will be gradual and guided by the company's safety framework.
In a statement, Waymo said: "We look forward to bringing the same mobility and safety benefits millions of Californians already enjoy to more communities, keeping local officials and residents informed every step of the way."
According to the DMV, Waymo's autonomous ride-hailing expansion in the Bay Area includes the North Bay, East Bay and South Bay.