The Association of Swimming of Central and Northern Portugal (ANCNP) is a regional organization dedicated to supporting and promoting swimming and related aquatic sports. Based in Eirol, Aveiro, it brings together clubs and helps coordinate competitions, events, training and information for the swimming community in its area.

ANCNP covers a broad range of disciplines, including open-water swimming, masters, adapted swimming, artistic swimming, pool swimming, water polo and diving. Its website shares association news, event announcements and updates on competitions, from youth and age-group championships to senior and absolute-level meets. The association also supports education and development through activities such as technical forums and introductory referee courses.

Events listed by ANCNP take place at swimming facilities across Portugal and include competitions and tournaments organized with clubs and partner associations. The organization provides contact details and information about its clubs, activities and institutional partners, helping swimmers, coaches, officials and supporters stay connected with the regional aquatic sports calendar.