- Update your billing information or change your monthly donation below. - Wish to make your payments by BANK ACCOUNT instead of credit card? Fill out this EFT form and email to membership@klcc.org, or Mail to KLCC, 136 W 8th Ave, Eugene OR 97401. - To discontinue a sustaining membership, contact our business office at 541-463-6000 or membership@klcc.org Other online options: Begin a Sustaining Membership. Make a one time contribution.