The other finalists are Joe Castiglione, Jacques Doucet, Tom Hamilton, Mike Shannon, Dewayne Staats and the late Ned Martin.
Harrelson was a Frick Award finalist in 2007, 2014 and 2017.
A 15-member committee comprised of the 11 living Frick Award recipients and four broadcast historians/columnists will determine the winner, which will be announced at the Winter Meetings in San Diego on Dec. 11.