THE COLUMBIA ALUMNI ASSOCIATION, a free network of all Columbia University alumni, offers Web-based email accounts @caa.columbia.edu, email forwarding, University-wide online networking, events across the globe, discounts, and more. Visit alumni.columbia.edu to learn more.

The BUSINESS SCHOOL provides its own alumni email forwarding service as part of BANC, a web-based, restricted service with job postings, contact search, and mail groups.

BARNARD provides a variety of services to alumnae, including permanent email forwarding, a directory, events calendar, message boards, and yellow pages.

TEACHERS COLLEGE provides lifelong email forwarding as part of a variety of alumni benefits.

Columbia University alumni can access certain online resources through the Columbia Libraries Alumni and Friends Gateway.