Yes. You can talk to an All of Us Research Program representative about your participation in the program at one of our enrollment centers. You can also call the toll free All of Us Support Center to discuss your participation within any of our partner locations in Arizona or Colorado: 1-877-268-2684. If you live in Northern Colorado, you also may call 970-810-3590. If you live near or in Nogales, AZ, you also may call 520-375-6050.