Hours Contact Information Monday - Friday: 8:00am to 7:00pm* Saturday: 9am to 5pm Sunday: 10am to 6pm Phone extension 5-Help (212-305-4357), option 5. Email us at 5help@columbia.edu * Phone support is available from 7:30am to 7:30pm Monday through Friday
Web Support Responsibilities:
Library Support Responsibilities:
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Last updated 9/1/2009