Library of American Broadcasting - University of Maryland 'Broadcasting Pioneers' museum. Located at College Park, MD. Free to visit. - http://www.lib.umd.edu/LAB/
The Museum of Broadcast Communications - Located in Chicago, with educational programs and exhibits and a searchable database of television, radio, commercial and Chicago news archives. Free admission. - http://www.museum.tv/
National Public Broadcasting Archives - Archives of NPR, CPB, PBS and National Educational Television held at the University of Maryland's College Park site. Free to visit. - http://www.lib.umd.edu/NPBA/
Pavek Museum of Broadcasting - Collection of antique radios, televisions and broadcasting equipment, based in St Louis Park, Minnesota. - http://www.pavekmuseum.org/
MZTV Museum of Television - Toronto-based museum collecting television sets and related memorabilia. Visits by appointment. - http://www.mztv.com/mztvhome.html
Museum of Television and Radio - Los Angeles and New York-based nonprofit museum preserving television and radio programs. Founded by William S Paley. - http://www.mtr.org/