Erzbistum Hamburg is the largest diocese in Germany in terms of land area, covering the states of Hamburg, Schleswig-Holstein, and Mecklenburg. It is also a significant regional employer. The Erzbischöfliches Generalvikariat in Hamburg serves as the central administration unit and a service center for approximately 89 parishes, numerous church and charitable institutions, as well as various educational institutions.

The Erzbistum Hamburg offers a wide range of services and programs to its community. These include organizing events such as the World Youth Day in Lisbon, pilgrimages, exhibitions, and conferences. They are also involved in pastoral care, providing support to individuals and communities through initiatives like the Beach Chair Ministry for vacationers along the North and Baltic Sea coasts.

Additionally, the Erzbistum Hamburg focuses on education, operating general education schools and kindergartens. With its commitment to serving the community and fostering faith, the Erzbistum Hamburg plays a vital role in the region and beyond