Where are the colleges of contra costa located? Located in the San Francisco Bay Area, the Colleges of Contra Costa (Contra Costa College, Diablo Valley College, and Los Medanos College) are accredited, public community colleges that enroll more than 700 international students from over 60 countries. These students from around the world greatly enrich our colleges.What is the contra costa county directory? The county directory is a listing of all departments and contacts in the County of Contra Costa, you can view the directory by subject (PDF) or by department (PDF). This is a list of key County Information contacts who can assist the general public or the media with information.What is counselling at contra costa college? Counselors at Contra Costa College work collaboratively with students to provide academic, vocational, career and personal counseling. We foster and encourage your learning, through self-exploration and awareness. Appointments and drop-ins are held remotely by Zoom or phone.Where can i buy contra costa college textbooks online? Contra Costa College Bookstore online is your place for purchasing Contra Costa College textbooks. We offer a simple and straight forward process to provide you with the books you need. We also offer a wide variety of options including both Used and New, Rentals, and Ebooks. Success is just one click away.