Girls who are out of school or live in hard-to-reach communities can be missed by school-based HPV vaccination programs. Based on consultations in Burkina Faso, Ethiopia, Kenya, Lao People’s Democratic Republic, Malawi, and Nigeria, this executive summary highlights common challenges in identifying and enumerating these girls and practical approaches to strengthen data systems, community engagement, and planning. Explore the cross-country findings and related country briefs to learn more.