Scroll down for Corporate or Business sponsorship online payments. Click Donate to become a Gold or Silver sponsors of the AAIC, or regional avalanche center. Please write checks to the Alaska Avalanche Information Center with your regional center name in the memo. These can be mailed to P.O. Box 911 Valdez, AK 99686. All donations are tax deductible EIN# 80-0674646. Thank you for your contribution to avalanche safety in Alaska and the communities served.