The MAPP Network is a virtual community hosted by the National Association of County and City Health Officials (NACCHO) for individuals and organizations interested in the Mobilizing for Action through Planning and Partnerships (MAPP) framework. This online platform facilitates peer-to-peer dialogue, provides access to tools and resources, and offers training opportunities to support community health improvement (CHI) efforts. The MAPP Network aims to enhance collaboration among public health practitioners, community-based organizations, and other stakeholders to advance health equity and address social determinants of health.