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Join or Renew Your Membership

for the current calendar year

Virginia Rail, Boulder County

© Christian Nunes

CFO Membership

CFO is committed to encouraging birders to learn and contribute to the conservation and knowledge of Colorado birds. Your CFO membership entitles you to a one-year subscription to Colorado Birds - the Colorado Field Ornithologists' quarterly journal, and to reduced registration fees for our annual convention. Contributions to CFO are tax deductible to the extent allowed by law.

In partnership with Western Field Ornithologists, WFO members may also join CFO at a discounted rate for the first year.

Membership Rates

Household (digital)$25
Household (print)$35
Youth/Student (digital)$12
Institution (print)$40
Foreign (digital)$25

Check with your company about the availablity of employer matching funds for your additional contribution!

Mailing Address

Colorado Field Ornithologists
P.O. Box 1568
Loveland, CO 80539

Annual membership in Colorado Field Ornithologists is based on a calendar year and is renewable by 31 December of each year.

Joining CFO or renewing your membership is easy but you first need to be logged into your CFO account (CFO or CBRC) to complete your membership information.