R
- Radio Bible Class (1940–1961)
- Radio Bible Hour (1935–present)
- Radio City Music Hall (1932–1942)
- Radio Daze (1996–1998)
- The Radio Factor with Bill O'Reilly
- The Radio Guild (1929–1940)
- Rambling with Gambling (1925–2000)
- The Ranch Boys (1934–1956)
- Ray Perkins (1930–1941)
- Raymond Gram Swing (1936–1951)
- The Red Foley Show (1951–1961)
- Red Ryder (1942–1951)
- The Red Skelton Show (1941–1952)
- Religion in the News (1933–1950)
- Renfro Valley Barn Dance
- The Richard Maxwell Show (1929–1946)
- Rick and Bubba
- Rick Dees Weekly Top 40 (1983–present)
- Rick Rydell (2001–present)
- Right to Happiness (1939–1960)
- Rin-Tin-Tin (1930–1955)
- Ring of Fire (2004–present)
- Road of Life (1937–1959)
- The Rob Arnie and Dawn Show (1996–present)
- The Robert Q. Lewis Show (1945–1959)
- The Rochester Orchestra (1929–1942)
- Rock & Religion Radio Show (A.K.A. Rock Scope) (1977–1981)
- Romance (1932–1957)
- The Romance of Helen Trent (1933–1960)
- Rosemary (1944–1955)
- Roy Rogers Show (1944–1955)
- The Rubinoff Orchestra (1931–1943)
- The Rudy Vallée Show (1929–1947)
- Rush Limbaugh (1988–present)
- Rovers Morning Glory (2003–present)
Read more about this topic: List Of U.S. Radio Programs