Post office in Mount Baldy Near Me Find Post office in Mount Baldy near me. United States Postal Service Establishment Finance Post office 6730 Mount Baldy Road, Mount Baldy, CA 91759 +1 800-275-8777 CALIFORNIA-PAGES.COM Mount Baldy Post office Categories of companies in Mount Baldy, California All categories Church Establishment Finance Fire station Lodging Park Place of worship Post office School