Timing belt replacement mileage on 2001 Toyota Highlander

What is the recommended mileage at which the timing belt should be changed on a 2001 Highlander? Cost in South SF Bay Area Calif?

Asked by for the 2001 Toyota Highlander
Toyota recommends to replace the Timing Belt on the 3.0L V6 engine on these vehicles every 90,000 miles. Get a free RepairPrice Estimate here;
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Mine was done at 69,000 by prior owner. I would guess that is about right since they had it serviced regularly according to manual.