The Southwestern Association of Planetariums (SWAP) is a regional association of planetarium professionals who are associated with schools, museums, science centers or private institutions. SWAP is generally the region consisting of the states of Oklahoma, New Mexico, Arkansas, and Texas in the U.S.A.

The members of SWAP come from the southwestern region, other regions within the U.S. and from around the world. SWAP is an affiliate of the International Planetarium Society